λ
Sequence Observatory

7,090,236

22 × 32 × 37 × 5323
Abundant Even Composite

Starting at 7,090,236, the Collatz iteration reaches 1 after 129 steps. The first transition is 3545118; the starting value is even with 36 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 3^2 × 37 × 5323
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 36
Divisor Sum (σ) 18,410,392
Proper Divisor Sum 11,320,156
Digit Sum / Digital Root 27 (Root: 9)
Adjacent Primes #7090231 ← → #7090247

Radix Representation

Decimal 7090236
Binary 11011000011000000111100 (23 bits)
Octal 0o33030074
Hexadecimal 0x6C303C

Divisor Catalog (36)

1 2 3 4 6 9 12 18 36 37 74 111 148 222 333 444 666 1,332 5,323 10,646 15,969 21,292 31,938 47,907 63,876 95,814 191,628 196,951 393,902 590,853 787,804 1,181,706 1,772,559 2,363,412 3,545,118 7,090,236

Collatz Trajectory (129 steps to reach 1)

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

7,090,236 3,545,118 1,772,559 5,317,678 2,658,839 7,976,518 3,988,259 11,964,778 5,982,389 17,947,168 8,973,584 4,486,792 2,243,396 1,121,698 560,849 1,682,548 841,274 420,637 1,261,912 630,956 315,478 157,739 473,218 236,609 709,828 354,914 177,457 532,372 266,186 133,093 399,280 199,640 99,820 49,910 24,955 74,866 37,433 112,300 56,150 28,075 84,226 42,113 126,340 63,170 31,585 94,756 47,378 23,689 71,068 35,534 17,767 53,302 26,651 79,954 39,977 119,932 59,966 29,983 89,950 44,975

More profiles

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