λ
Sigma Notebook

1,380,667

23 × 60029
Deficient Odd Composite

1,380,667 is odd and not a perfect square. Its factorization is 23 × 60029 and its 4 divisors sum to 1,440,720.

Prime Factor Structure

Factorization String 23 × 60029
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 1,440,720
Proper Divisor Sum 60,053
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #1380653 ← → #1380671

Radix Representation

Decimal 1380667
Binary 101010001000100111011 (21 bits)
Octal 0o5210473
Hexadecimal 0x15113B

Divisor Catalog (4)

1 23 60,029 1,380,667

Collatz Trajectory (199 steps to reach 1)

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

1,380,667 4,142,002 2,071,001 6,213,004 3,106,502 1,553,251 4,659,754 2,329,877 6,989,632 3,494,816 1,747,408 873,704 436,852 218,426 109,213 327,640 163,820 81,910 40,955 122,866 61,433 184,300 92,150 46,075 138,226 69,113 207,340 103,670 51,835 155,506 77,753 233,260 116,630 58,315 174,946 87,473 262,420 131,210 65,605 196,816 98,408 49,204 24,602 12,301 36,904 18,452 9,226 4,613 13,840 6,920 3,460 1,730 865 2,596 1,298 649 1,948 974 487 1,462

More profiles

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