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108134412 = 2239011201
BaseRepresentation
bin1100111001000…
…00000000001100
321112110210112020
412130200000030
5210140300122
614421410140
72452061451
oct634400014
9245423466
10108134412
1156047a91
1230269950
1319531179
141050b828
15975ec5c
hex672000c

108134412 has 12 divisors (see below), whose sum is σ = 252313656. Its totient is φ = 36044800.

The previous prime is 108134407. The next prime is 108134419. The reversal of 108134412 is 214431801.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (108134419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4505589 + ... + 4505612.

It is an arithmetic number, because the mean of its divisors is an integer number (21026138).

Almost surely, 2108134412 is an apocalyptic number.

108134412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

108134412 is an abundant number, since it is smaller than the sum of its proper divisors (144179244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

108134412 is a wasteful number, since it uses less digits than its factorization.

108134412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9011208 (or 9011206 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 108134412 is about 10398.7697349254. The cubic root of 108134412 is about 476.4177945684.

It can be divided in two parts, 10813 and 4412, that added together give a triangular number (15225 = T174).

The spelling of 108134412 in words is "one hundred eight million, one hundred thirty-four thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 9011201 18022402 27033603 36044804 54067206 108134412