1,907,126

2 × 13 × 73351

Starting at 1,907,126, the Collatz iteration reaches 1 after 127 steps. The first transition is 953563; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 13 × 73351

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 3,080,784

Proper Divisor Sum 1,173,658

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #1907123 ← → #1907141

Radix Representation

Decimal	1907126
Binary	111010001100110110110 (21 bits)
Octal	0o7214666
Hexadecimal	0x1D19B6

Divisor Catalog (8)

1 2 13 26 73,351 146,702 953,563 1,907,126

Collatz Trajectory (127 steps to reach 1)

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

1,907,126 953,563 2,860,690 1,430,345 4,291,036 2,145,518 1,072,759 3,218,278 1,609,139 4,827,418 2,413,709 7,241,128 3,620,564 1,810,282 905,141 2,715,424 1,357,712 678,856 339,428 169,714 84,857 254,572 127,286 63,643 190,930 95,465 286,396 143,198 71,599 214,798 107,399 322,198 161,099 483,298 241,649 724,948 362,474 181,237 543,712 271,856 135,928 67,964 33,982 16,991 50,974 25,487 76,462 38,231 114,694 57,347 172,042 86,021 258,064 129,032 64,516 32,258 16,129 48,388 24,194 12,097

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