λ
Sigma Notebook

7,145,948

22 × 29 × 61603
Deficient Even Composite

7,145,948 is even and not a perfect square. Its factorization is 2^2 × 29 × 61603 and its 12 divisors sum to 12,936,840.

Prime Factor Structure

Factorization String 2^2 × 29 × 61603
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 12,936,840
Proper Divisor Sum 5,790,892
Digit Sum / Digital Root 38 (Root: 2)
Adjacent Primes #7145947 ← → #7145951

Radix Representation

Decimal 7145948
Binary 11011010000100111011100 (23 bits)
Octal 0o33204734
Hexadecimal 0x6D09DC

Divisor Catalog (12)

1 2 4 29 58 116 61,603 123,206 246,412 1,786,487 3,572,974 7,145,948

Collatz Trajectory (67 steps to reach 1)

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

7,145,948 3,572,974 1,786,487 5,359,462 2,679,731 8,039,194 4,019,597 12,058,792 6,029,396 3,014,698 1,507,349 4,522,048 2,261,024 1,130,512 565,256 282,628 141,314 70,657 211,972 105,986 52,993 158,980 79,490 39,745 119,236 59,618 29,809 89,428 44,714 22,357 67,072 33,536 16,768 8,384 4,192 2,096 1,048 524 262 131 394 197 592 296 148 74 37 112 56 28 14 7 22 11 34 17 52 26 13 40

More profiles

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