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317230525268 = 22434739241777
BaseRepresentation
bin1001001110111000110…
…10011010101101010100
31010022211100012101212122
410213130122122231110
520144142003302033
6401422251035112
731630160655026
oct4473432325524
91108740171778
10317230525268
1111259a3a7a28
1251593a3ba98
1323bb78063a7
14114d56ac016
1583ba21ea98
hex49dc69ab54

317230525268 has 24 divisors (see below), whose sum is σ = 580150445952. Its totient is φ = 151630222464.

The previous prime is 317230525231. The next prime is 317230525273. The reversal of 317230525268 is 862525032713.

It is a happy number.

It is a super-2 number, since 2×3172305252682 (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19612805 + ... + 19628972.

It is an arithmetic number, because the mean of its divisors is an integer number (24172935248).

Almost surely, 2317230525268 is an apocalyptic number.

It is an amenable number.

317230525268 is a deficient number, since it is larger than the sum of its proper divisors (262919920684).

317230525268 is a wasteful number, since it uses less digits than its factorization.

317230525268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39241871 (or 39241869 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 44.

The spelling of 317230525268 in words is "three hundred seventeen billion, two hundred thirty million, five hundred twenty-five thousand, two hundred sixty-eight".

Divisors: 1 2 4 43 47 86 94 172 188 2021 4042 8084 39241777 78483554 156967108 1687396411 1844363519 3374792822 3688727038 6749585644 7377454076 79307631317 158615262634 317230525268