3,538,375

5³ × 28307

Starting at 3,538,375, the Collatz iteration reaches 1 after 172 steps. The first transition is 10615126; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 5^3 × 28307

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 4,416,048

Proper Divisor Sum 877,673

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #3538361 ← → #3538387

Radix Representation

Decimal	3538375
Binary	1101011111110111000111 (22 bits)
Octal	0o15376707
Hexadecimal	0x35FDC7

Divisor Catalog (8)

1 5 25 125 28,307 141,535 707,675 3,538,375

Collatz Trajectory (172 steps to reach 1)

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

3,538,375 10,615,126 5,307,563 15,922,690 7,961,345 23,884,036 11,942,018 5,971,009 17,913,028 8,956,514 4,478,257 13,434,772 6,717,386 3,358,693 10,076,080 5,038,040 2,519,020 1,259,510 629,755 1,889,266 944,633 2,833,900 1,416,950 708,475 2,125,426 1,062,713 3,188,140 1,594,070 797,035 2,391,106 1,195,553 3,586,660 1,793,330 896,665 2,689,996 1,344,998 672,499 2,017,498 1,008,749 3,026,248 1,513,124 756,562 378,281 1,134,844 567,422 283,711 851,134 425,567 1,276,702 638,351 1,915,054 957,527 2,872,582 1,436,291 4,308,874 2,154,437 6,463,312 3,231,656 1,615,828 807,914

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