15,373,420

2² × 5 × 768671

15,373,420 factors as 2^2 × 5 × 768671. Its 12 positive divisors give a proper-divisor sum of 16,910,804, so this integer is abundant. The Collatz stopping time is 130 steps.

Prime Factor Structure

Factorization String 2^2 × 5 × 768671

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 32,284,224

Proper Divisor Sum 16,910,804

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #15373411 ← → #15373459

Radix Representation

Decimal	15373420
Binary	111010101001010001101100 (24 bits)
Octal	0o72512154
Hexadecimal	0xEA946C

Divisor Catalog (12)

1 2 4 5 10 20 768,671 1,537,342 3,074,684 3,843,355 7,686,710 15,373,420

Collatz Trajectory (130 steps to reach 1)

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

15,373,420 7,686,710 3,843,355 11,530,066 5,765,033 17,295,100 8,647,550 4,323,775 12,971,326 6,485,663 19,456,990 9,728,495 29,185,486 14,592,743 43,778,230 21,889,115 65,667,346 32,833,673 98,501,020 49,250,510 24,625,255 73,875,766 36,937,883 110,813,650 55,406,825 166,220,476 83,110,238 41,555,119 124,665,358 62,332,679 186,998,038 93,499,019 280,497,058 140,248,529 420,745,588 210,372,794 105,186,397 315,559,192 157,779,596 78,889,798 39,444,899 118,334,698 59,167,349 177,502,048 88,751,024 44,375,512 22,187,756 11,093,878 5,546,939 16,640,818 8,320,409 24,961,228 12,480,614 6,240,307 18,720,922 9,360,461 28,081,384 14,040,692 7,020,346 3,510,173

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