9,658,505

5 × 23 × 83987

Starting at 9,658,505, the Collatz iteration reaches 1 after 225 steps. The first transition is 28975516; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 5 × 23 × 83987

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 12,094,272

Proper Divisor Sum 2,435,767

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #9658489 ← → #9658513

Radix Representation

Decimal	9658505
Binary	100100110110000010001001 (24 bits)
Octal	0o44660211
Hexadecimal	0x936089

Divisor Catalog (8)

1 5 23 115 83,987 419,935 1,931,701 9,658,505

Collatz Trajectory (225 steps to reach 1)

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

9,658,505 28,975,516 14,487,758 7,243,879 21,731,638 10,865,819 32,597,458 16,298,729 48,896,188 24,448,094 12,224,047 36,672,142 18,336,071 55,008,214 27,504,107 82,512,322 41,256,161 123,768,484 61,884,242 30,942,121 92,826,364 46,413,182 23,206,591 69,619,774 34,809,887 104,429,662 52,214,831 156,644,494 78,322,247 234,966,742 117,483,371 352,450,114 176,225,057 528,675,172 264,337,586 132,168,793 396,506,380 198,253,190 99,126,595 297,379,786 148,689,893 446,069,680 223,034,840 111,517,420 55,758,710 27,879,355 83,638,066 41,819,033 125,457,100 62,728,550 31,364,275 94,092,826 47,046,413 141,139,240 70,569,620 35,284,810 17,642,405 52,927,216 26,463,608 13,231,804

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