λ
Prime Ledger

1,640,741

1640741
Deficient Odd Prime

1,640,741 has the prime decomposition 1640741. Its 1 distinct prime factor produce 2 positive divisors.

Prime Factor Structure

Factorization String 1640741
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 1,640,742
Proper Divisor Sum 1
Digit Sum / Digital Root 23 (Root: 5)
Adjacent Primes #1640729 ← → #1640753

Radix Representation

Decimal 1640741
Binary 110010000100100100101 (21 bits)
Octal 0o6204445
Hexadecimal 0x190925

Divisor Catalog (2)

Collatz Trajectory (176 steps to reach 1)

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

1,640,741 4,922,224 2,461,112 1,230,556 615,278 307,639 922,918 461,459 1,384,378 692,189 2,076,568 1,038,284 519,142 259,571 778,714 389,357 1,168,072 584,036 292,018 146,009 438,028 219,014 109,507 328,522 164,261 492,784 246,392 123,196 61,598 30,799 92,398 46,199 138,598 69,299 207,898 103,949 311,848 155,924 77,962 38,981 116,944 58,472 29,236 14,618 7,309 21,928 10,964 5,482 2,741 8,224 4,112 2,056 1,028 514 257 772 386 193 580 290

More profiles

← Previous Integer #1,640,740 Browse Full Index Next Integer #1,640,742 →