1,373,122

2 × 157 × 4373

1,373,122 has digital root 1. The neighboring primes are 1373087 and 1373129; its proper-divisor sum differs from the starting integer by -672,968.

Prime Factor Structure

Factorization String 2 × 157 × 4373

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 2,073,276

Proper Divisor Sum 700,154

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #1373087 ← → #1373129

Radix Representation

Decimal	1373122
Binary	101001111001111000010 (21 bits)
Octal	0o5171702
Hexadecimal	0x14F3C2

Divisor Catalog (8)

1 2 157 314 4,373 8,746 686,561 1,373,122

Collatz Trajectory (168 steps to reach 1)

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

1,373,122 686,561 2,059,684 1,029,842 514,921 1,544,764 772,382 386,191 1,158,574 579,287 1,737,862 868,931 2,606,794 1,303,397 3,910,192 1,955,096 977,548 488,774 244,387 733,162 366,581 1,099,744 549,872 274,936 137,468 68,734 34,367 103,102 51,551 154,654 77,327 231,982 115,991 347,974 173,987 521,962 260,981 782,944 391,472 195,736 97,868 48,934 24,467 73,402 36,701 110,104 55,052 27,526 13,763 41,290 20,645 61,936 30,968 15,484 7,742 3,871 11,614 5,807 17,422 8,711

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