λ
Prime Ledger

1,255,949

1255949
Deficient Odd Prime

1,255,949 has the prime decomposition 1255949. Its 1 distinct prime factor produce 2 positive divisors.

Prime Factor Structure

Factorization String 1255949
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 1,255,950
Proper Divisor Sum 1
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #1255939 ← → #1255963

Radix Representation

Decimal 1255949
Binary 100110010101000001101 (21 bits)
Octal 0o4625015
Hexadecimal 0x132A0D

Divisor Catalog (2)

Collatz Trajectory (173 steps to reach 1)

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

1,255,949 3,767,848 1,883,924 941,962 470,981 1,412,944 706,472 353,236 176,618 88,309 264,928 132,464 66,232 33,116 16,558 8,279 24,838 12,419 37,258 18,629 55,888 27,944 13,972 6,986 3,493 10,480 5,240 2,620 1,310 655 1,966 983 2,950 1,475 4,426 2,213 6,640 3,320 1,660 830 415 1,246 623 1,870 935 2,806 1,403 4,210 2,105 6,316 3,158 1,579 4,738 2,369 7,108 3,554 1,777 5,332 2,666 1,333

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