8,620,735

5 × 1724147

Starting at 8,620,735, the Collatz iteration reaches 1 after 256 steps. The first transition is 25862206; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 5 × 1724147

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 10,344,888

Proper Divisor Sum 1,724,153

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #8620727 ← → #8620739

Radix Representation

Decimal	8620735
Binary	100000111000101010111111 (24 bits)
Octal	0o40705277
Hexadecimal	0x838ABF

Divisor Catalog (4)

1 5 1,724,147 8,620,735

Collatz Trajectory (256 steps to reach 1)

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

8,620,735 25,862,206 12,931,103 38,793,310 19,396,655 58,189,966 29,094,983 87,284,950 43,642,475 130,927,426 65,463,713 196,391,140 98,195,570 49,097,785 147,293,356 73,646,678 36,823,339 110,470,018 55,235,009 165,705,028 82,852,514 41,426,257 124,278,772 62,139,386 31,069,693 93,209,080 46,604,540 23,302,270 11,651,135 34,953,406 17,476,703 52,430,110 26,215,055 78,645,166 39,322,583 117,967,750 58,983,875 176,951,626 88,475,813 265,427,440 132,713,720 66,356,860 33,178,430 16,589,215 49,767,646 24,883,823 74,651,470 37,325,735 111,977,206 55,988,603 167,965,810 83,982,905 251,948,716 125,974,358 62,987,179 188,961,538 94,480,769 283,442,308 141,721,154 70,860,577

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