4,136,750

2 × 5³ × 16547

Starting at 4,136,750, the Collatz iteration reaches 1 after 198 steps. The first transition is 2068375; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 5^3 × 16547

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 7,744,464

Proper Divisor Sum 3,607,714

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #4136749 ← → #4136753

Radix Representation

Decimal	4136750
Binary	1111110001111100101110 (22 bits)
Octal	0o17617456
Hexadecimal	0x3F1F2E

Divisor Catalog (16)

1 2 5 10 25 50 125 250 16,547 33,094 82,735 165,470 413,675 827,350 2,068,375 4,136,750

Collatz Trajectory (198 steps to reach 1)

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

4,136,750 2,068,375 6,205,126 3,102,563 9,307,690 4,653,845 13,961,536 6,980,768 3,490,384 1,745,192 872,596 436,298 218,149 654,448 327,224 163,612 81,806 40,903 122,710 61,355 184,066 92,033 276,100 138,050 69,025 207,076 103,538 51,769 155,308 77,654 38,827 116,482 58,241 174,724 87,362 43,681 131,044 65,522 32,761 98,284 49,142 24,571 73,714 36,857 110,572 55,286 27,643 82,930 41,465 124,396 62,198 31,099 93,298 46,649 139,948 69,974 34,987 104,962 52,481 157,444

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