λ
Sigma Notebook

1,245,959

11 × 13 × 8713
Deficient Odd Composite

1,245,959 is odd and not a perfect square. Its factorization is 11 × 13 × 8713 and its 8 divisors sum to 1,463,952.

Prime Factor Structure

Factorization String 11 × 13 × 8713
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 1,463,952
Proper Divisor Sum 217,993
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #1245953 ← → #1245961

Radix Representation

Decimal 1245959
Binary 100110000001100000111 (21 bits)
Octal 0o4601407
Hexadecimal 0x130307

Divisor Catalog (8)

1 11 13 143 8,713 95,843 113,269 1,245,959

Collatz Trajectory (142 steps to reach 1)

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

1,245,959 3,737,878 1,868,939 5,606,818 2,803,409 8,410,228 4,205,114 2,102,557 6,307,672 3,153,836 1,576,918 788,459 2,365,378 1,182,689 3,548,068 1,774,034 887,017 2,661,052 1,330,526 665,263 1,995,790 997,895 2,993,686 1,496,843 4,490,530 2,245,265 6,735,796 3,367,898 1,683,949 5,051,848 2,525,924 1,262,962 631,481 1,894,444 947,222 473,611 1,420,834 710,417 2,131,252 1,065,626 532,813 1,598,440 799,220 399,610 199,805 599,416 299,708 149,854 74,927 224,782 112,391 337,174 168,587 505,762 252,881 758,644 379,322 189,661 568,984 284,492

More profiles

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