λ
Sequence Observatory

7,433,870

2 × 5 × 179 × 4153
Deficient Even Composite

Starting at 7,433,870, the Collatz iteration reaches 1 after 142 steps. The first transition is 3716935; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 5 × 179 × 4153
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 13,458,960
Proper Divisor Sum 6,025,090
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #7433869 ← → #7433873

Radix Representation

Decimal 7433870
Binary 11100010110111010001110 (23 bits)
Octal 0o34267216
Hexadecimal 0x716E8E

Divisor Catalog (16)

1 2 5 10 179 358 895 1,790 4,153 8,306 20,765 41,530 743,387 1,486,774 3,716,935 7,433,870

Collatz Trajectory (142 steps to reach 1)

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

7,433,870 3,716,935 11,150,806 5,575,403 16,726,210 8,363,105 25,089,316 12,544,658 6,272,329 18,816,988 9,408,494 4,704,247 14,112,742 7,056,371 21,169,114 10,584,557 31,753,672 15,876,836 7,938,418 3,969,209 11,907,628 5,953,814 2,976,907 8,930,722 4,465,361 13,396,084 6,698,042 3,349,021 10,047,064 5,023,532 2,511,766 1,255,883 3,767,650 1,883,825 5,651,476 2,825,738 1,412,869 4,238,608 2,119,304 1,059,652 529,826 264,913 794,740 397,370 198,685 596,056 298,028 149,014 74,507 223,522 111,761 335,284 167,642 83,821 251,464 125,732 62,866 31,433 94,300 47,150

More profiles

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