λ
Ratio Atlas

71,042,386

2 × 35521193
Deficient Even Composite

71,042,386 factors as 2 × 35521193. Its 4 positive divisors give a proper-divisor sum of 35,521,196, so this integer is deficient. The Collatz stopping time is 259 steps.

Prime Factor Structure

Factorization String 2 × 35521193
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 106,563,582
Proper Divisor Sum 35,521,196
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #71042383 ← → #71042429

Radix Representation

Decimal 71042386
Binary 100001111000000010101010010 (27 bits)
Octal 0o417002522
Hexadecimal 0x43C0552

Divisor Catalog (4)

Collatz Trajectory (259 steps to reach 1)

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

71,042,386 35,521,193 106,563,580 53,281,790 26,640,895 79,922,686 39,961,343 119,884,030 59,942,015 179,826,046 89,913,023 269,739,070 134,869,535 404,608,606 202,304,303 606,912,910 303,456,455 910,369,366 455,184,683 1,365,554,050 682,777,025 2,048,331,076 1,024,165,538 512,082,769 1,536,248,308 768,124,154 384,062,077 1,152,186,232 576,093,116 288,046,558 144,023,279 432,069,838 216,034,919 648,104,758 324,052,379 972,157,138 486,078,569 1,458,235,708 729,117,854 364,558,927 1,093,676,782 546,838,391 1,640,515,174 820,257,587 2,460,772,762 1,230,386,381 3,691,159,144 1,845,579,572 922,789,786 461,394,893 1,384,184,680 692,092,340 346,046,170 173,023,085 519,069,256 259,534,628 129,767,314 64,883,657 194,650,972 97,325,486

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