1,397,474

2 × 13 × 59 × 911

1,397,474 factors as 2 × 13 × 59 × 911. Its 16 positive divisors give a proper-divisor sum of 900,766, so this integer is deficient. The Collatz stopping time is 75 steps.

Prime Factor Structure

Factorization String 2 × 13 × 59 × 911

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,298,240

Proper Divisor Sum 900,766

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #1397447 ← → #1397477

Radix Representation

Decimal	1397474
Binary	101010101001011100010 (21 bits)
Octal	0o5251342
Hexadecimal	0x1552E2

Divisor Catalog (16)

1 2 13 26 59 118 767 911 1,534 1,822 11,843 23,686 53,749 107,498 698,737 1,397,474

Collatz Trajectory (75 steps to reach 1)

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

1,397,474 698,737 2,096,212 1,048,106 524,053 1,572,160 786,080 393,040 196,520 98,260 49,130 24,565 73,696 36,848 18,424 9,212 4,606 2,303 6,910 3,455 10,366 5,183 15,550 7,775 23,326 11,663 34,990 17,495 52,486 26,243 78,730 39,365 118,096 59,048 29,524 14,762 7,381 22,144 11,072 5,536 2,768 1,384 692 346 173 520 260 130 65 196 98 49 148 74 37 112 56 28 14 7

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