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17838531106 = 211810842323
BaseRepresentation
bin10000100111010000…
…100110001000100010
31201001012100021100021
4100213100212020202
5243013130443411
612110033344054
71201025004214
oct204720461042
951035307307
1017838531106
1176244274a0
12355a10802a
1318b3947366
14c131d85b4
156e6110a71
hex427426222

17838531106 has 8 divisors (see below), whose sum is σ = 29190323664. Its totient is φ = 8108423220.

The previous prime is 17838531071. The next prime is 17838531149. The reversal of 17838531106 is 60113583871.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 405421140 + ... + 405421183.

It is an arithmetic number, because the mean of its divisors is an integer number (3648790458).

Almost surely, 217838531106 is an apocalyptic number.

17838531106 is a deficient number, since it is larger than the sum of its proper divisors (11351792558).

17838531106 is a wasteful number, since it uses less digits than its factorization.

17838531106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810842336.

The product of its (nonzero) digits is 120960, while the sum is 43.

The spelling of 17838531106 in words is "seventeen billion, eight hundred thirty-eight million, five hundred thirty-one thousand, one hundred six".

Divisors: 1 2 11 22 810842323 1621684646 8919265553 17838531106