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108894113 = 179608347
BaseRepresentation
bin1100111110110…
…01011110100001
321120220101122022
412133121132201
5210334102423
614445551225
72461404356
oct637313641
9246811568
10108894113
1156516839
1230575515
1319738bb3
141066862d
15985edc8
hex67d97a1

108894113 has 4 divisors (see below), whose sum is σ = 109502640. Its totient is φ = 108285588.

The previous prime is 108894083. The next prime is 108894119. The reversal of 108894113 is 311498801.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 108894113 - 212 = 108890017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (108894119) 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, 303995 + ... + 304352.

It is an arithmetic number, because the mean of its divisors is an integer number (27375660).

Almost surely, 2108894113 is an apocalyptic number.

It is an amenable number.

108894113 is a deficient number, since it is larger than the sum of its proper divisors (608527).

108894113 is an equidigital number, since it uses as much as digits as its factorization.

108894113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608526.

The product of its (nonzero) digits is 6912, while the sum is 35.

The square root of 108894113 is about 10435.2342091589. The cubic root of 108894113 is about 477.5308869579.

The spelling of 108894113 in words is "one hundred eight million, eight hundred ninety-four thousand, one hundred thirteen".

Divisors: 1 179 608347 108894113