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17934801425 = 5223170918251
BaseRepresentation
bin10000101100111111…
…110101101000010001
31201021220111022101122
4100230333311220101
5243212302121200
612123353012025
71203304203542
oct205477655021
951256438348
1017934801425
117673800842
1235863b4015
1318ca883348
14c21cd84c9
156ee7ca385
hex42cff5a11

17934801425 has 24 divisors (see below), whose sum is σ = 23220924480. Its totient is φ = 13715240000.

The previous prime is 17934801373. The next prime is 17934801433. The reversal of 17934801425 is 52410843971.

It is not a de Polignac number, because 17934801425 - 214 = 17934785041 is a prime.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 973550 + ... + 991800.

It is an arithmetic number, because the mean of its divisors is an integer number (967538520).

Almost surely, 217934801425 is an apocalyptic number.

It is an amenable number.

17934801425 is a deficient number, since it is larger than the sum of its proper divisors (5286123055).

17934801425 is a wasteful number, since it uses less digits than its factorization.

17934801425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19993 (or 19988 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 44.

The spelling of 17934801425 in words is "seventeen billion, nine hundred thirty-four million, eight hundred one thousand, four hundred twenty-five".

Divisors: 1 5 23 25 115 575 1709 8545 18251 39307 42725 91255 196535 419773 456275 982675 2098865 10494325 31190959 155954795 717392057 779773975 3586960285 17934801425