λ
Sigma Notebook

1,227,070

2 × 5 × 13 × 9439
Deficient Even Composite

1,227,070 is even and not a perfect square. Its factorization is 2 × 5 × 13 × 9439 and its 16 divisors sum to 2,378,880.

Prime Factor Structure

Factorization String 2 × 5 × 13 × 9439
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 2,378,880
Proper Divisor Sum 1,151,810
Digit Sum / Digital Root 19 (Root: 1)
Adjacent Primes #1227053 ← → #1227101

Radix Representation

Decimal 1227070
Binary 100101011100100111110 (21 bits)
Octal 0o4534476
Hexadecimal 0x12B93E

Divisor Catalog (16)

1 2 5 10 13 26 65 130 9,439 18,878 47,195 94,390 122,707 245,414 613,535 1,227,070

Collatz Trajectory (85 steps to reach 1)

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

1,227,070 613,535 1,840,606 920,303 2,760,910 1,380,455 4,141,366 2,070,683 6,212,050 3,106,025 9,318,076 4,659,038 2,329,519 6,988,558 3,494,279 10,482,838 5,241,419 15,724,258 7,862,129 23,586,388 11,793,194 5,896,597 17,689,792 8,844,896 4,422,448 2,211,224 1,105,612 552,806 276,403 829,210 414,605 1,243,816 621,908 310,954 155,477 466,432 233,216 116,608 58,304 29,152 14,576 7,288 3,644 1,822 911 2,734 1,367 4,102 2,051 6,154 3,077 9,232 4,616 2,308 1,154 577 1,732 866 433 1,300

More profiles

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