1,385,932

2² × 421 × 823

1,385,932 factors as 2^2 × 421 × 823. Its 12 positive divisors give a proper-divisor sum of 1,048,164, so this integer is deficient. The Collatz stopping time is 137 steps.

Prime Factor Structure

Factorization String 2^2 × 421 × 823

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 2,434,096

Proper Divisor Sum 1,048,164

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #1385929 ← → #1385947

Radix Representation

Decimal	1385932
Binary	101010010010111001100 (21 bits)
Octal	0o5222714
Hexadecimal	0x1525CC

Divisor Catalog (12)

1 2 4 421 823 842 1,646 1,684 3,292 346,483 692,966 1,385,932

Collatz Trajectory (137 steps to reach 1)

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

1,385,932 692,966 346,483 1,039,450 519,725 1,559,176 779,588 389,794 194,897 584,692 292,346 146,173 438,520 219,260 109,630 54,815 164,446 82,223 246,670 123,335 370,006 185,003 555,010 277,505 832,516 416,258 208,129 624,388 312,194 156,097 468,292 234,146 117,073 351,220 175,610 87,805 263,416 131,708 65,854 32,927 98,782 49,391 148,174 74,087 222,262 111,131 333,394 166,697 500,092 250,046 125,023 375,070 187,535 562,606 281,303 843,910 421,955 1,265,866 632,933 1,898,800

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