λ
Sequence Observatory

5,293,721

5293721
Deficient Odd Prime

Starting at 5,293,721, the Collatz iteration reaches 1 after 126 steps. The first transition is 15881164; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 5293721
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 5,293,722
Proper Divisor Sum 1
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #5293709 ← → #5293753

Radix Representation

Decimal 5293721
Binary 10100001100011010011001 (23 bits)
Octal 0o24143231
Hexadecimal 0x50C699

Divisor Catalog (2)

Collatz Trajectory (126 steps to reach 1)

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

5,293,721 15,881,164 7,940,582 3,970,291 11,910,874 5,955,437 17,866,312 8,933,156 4,466,578 2,233,289 6,699,868 3,349,934 1,674,967 5,024,902 2,512,451 7,537,354 3,768,677 11,306,032 5,653,016 2,826,508 1,413,254 706,627 2,119,882 1,059,941 3,179,824 1,589,912 794,956 397,478 198,739 596,218 298,109 894,328 447,164 223,582 111,791 335,374 167,687 503,062 251,531 754,594 377,297 1,131,892 565,946 282,973 848,920 424,460 212,230 106,115 318,346 159,173 477,520 238,760 119,380 59,690 29,845 89,536 44,768 22,384 11,192 5,596

More profiles

← Previous Integer #5,293,720 Browse Full Index Next Integer #5,293,722 →