λ
Sequence Observatory

6,181,752

23 × 3 × 307 × 839
Abundant Even Composite

Starting at 6,181,752, the Collatz iteration reaches 1 after 139 steps. The first transition is 3090876; the starting value is even with 32 positive divisors.

Prime Factor Structure

Factorization String 2^3 × 3 × 307 × 839
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 15,523,200
Proper Divisor Sum 9,341,448
Digit Sum / Digital Root 30 (Root: 3)
Adjacent Primes #6181739 ← → #6181753

Radix Representation

Decimal 6181752
Binary 10111100101001101111000 (23 bits)
Octal 0o27451570
Hexadecimal 0x5E5378

Divisor Catalog (32)

1 2 3 4 6 8 12 24 307 614 839 921 1,228 1,678 1,842 2,456 2,517 3,356 3,684 5,034 6,712 7,368 10,068 20,136 257,573 515,146 772,719 1,030,292 1,545,438 2,060,584 3,090,876 6,181,752

Collatz Trajectory (139 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

6,181,752 3,090,876 1,545,438 772,719 2,318,158 1,159,079 3,477,238 1,738,619 5,215,858 2,607,929 7,823,788 3,911,894 1,955,947 5,867,842 2,933,921 8,801,764 4,400,882 2,200,441 6,601,324 3,300,662 1,650,331 4,950,994 2,475,497 7,426,492 3,713,246 1,856,623 5,569,870 2,784,935 8,354,806 4,177,403 12,532,210 6,266,105 18,798,316 9,399,158 4,699,579 14,098,738 7,049,369 21,148,108 10,574,054 5,287,027 15,861,082 7,930,541 23,791,624 11,895,812 5,947,906 2,973,953 8,921,860 4,460,930 2,230,465 6,691,396 3,345,698 1,672,849 5,018,548 2,509,274 1,254,637 3,763,912 1,881,956 940,978 470,489 1,411,468

More profiles

← Previous Integer #6,181,751 Browse Full Index Next Integer #6,181,753 →