λ
Sigma Notebook

2,748,308

22 × 139 × 4943
Deficient Even Composite

2,748,308 is even and not a perfect square. Its factorization is 2^2 × 139 × 4943 and its 12 divisors sum to 4,845,120.

Prime Factor Structure

Factorization String 2^2 × 139 × 4943
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 4,845,120
Proper Divisor Sum 2,096,812
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #2748287 ← → #2748313

Radix Representation

Decimal 2748308
Binary 1010011110111110010100 (22 bits)
Octal 0o12367624
Hexadecimal 0x29EF94

Divisor Catalog (12)

1 2 4 139 278 556 4,943 9,886 19,772 687,077 1,374,154 2,748,308

Collatz Trajectory (94 steps to reach 1)

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

2,748,308 1,374,154 687,077 2,061,232 1,030,616 515,308 257,654 128,827 386,482 193,241 579,724 289,862 144,931 434,794 217,397 652,192 326,096 163,048 81,524 40,762 20,381 61,144 30,572 15,286 7,643 22,930 11,465 34,396 17,198 8,599 25,798 12,899 38,698 19,349 58,048 29,024 14,512 7,256 3,628 1,814 907 2,722 1,361 4,084 2,042 1,021 3,064 1,532 766 383 1,150 575 1,726 863 2,590 1,295 3,886 1,943 5,830 2,915

More profiles

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