1,377,779

13 × 105983

1,377,779 factors as 13 × 105983. Its 4 positive divisors give a proper-divisor sum of 105,997, so this integer is deficient. The Collatz stopping time is 111 steps.

Prime Factor Structure

Factorization String 13 × 105983

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 1,483,776

Proper Divisor Sum 105,997

Digit Sum / Digital Root 41 (Root: 5)

Adjacent Primes #1377773 ← → #1377781

Radix Representation

Decimal	1377779
Binary	101010000010111110011 (21 bits)
Octal	0o5202763
Hexadecimal	0x1505F3

Divisor Catalog (4)

1 13 105,983 1,377,779

Collatz Trajectory (111 steps to reach 1)

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

1,377,779 4,133,338 2,066,669 6,200,008 3,100,004 1,550,002 775,001 2,325,004 1,162,502 581,251 1,743,754 871,877 2,615,632 1,307,816 653,908 326,954 163,477 490,432 245,216 122,608 61,304 30,652 15,326 7,663 22,990 11,495 34,486 17,243 51,730 25,865 77,596 38,798 19,399 58,198 29,099 87,298 43,649 130,948 65,474 32,737 98,212 49,106 24,553 73,660 36,830 18,415 55,246 27,623 82,870 41,435 124,306 62,153 186,460 93,230 46,615 139,846 69,923 209,770 104,885 314,656

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