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88161275 = 524186011
BaseRepresentation
bin1010100000100…
…11101111111011
320010220001112102
411100103233323
5140032130100
612425334015
72120233646
oct520235773
9203801472
1088161275
1145845964
122563730b
131535a047
14b9cca5d
157b16cd5
hex5413bfb

88161275 has 12 divisors (see below), whose sum is σ = 111987624. Its totient is φ = 68808000.

The previous prime is 88161257. The next prime is 88161289. The reversal of 88161275 is 57216188.

It is not a de Polignac number, because 88161275 - 26 = 88161211 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41981 + ... + 44030.

It is an arithmetic number, because the mean of its divisors is an integer number (9332302).

Almost surely, 288161275 is an apocalyptic number.

88161275 is a deficient number, since it is larger than the sum of its proper divisors (23826349).

88161275 is a wasteful number, since it uses less digits than its factorization.

88161275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86062 (or 86057 counting only the distinct ones).

The product of its digits is 26880, while the sum is 38.

The square root of 88161275 is about 9389.4235712316. The cubic root of 88161275 is about 445.0675737976.

The spelling of 88161275 in words is "eighty-eight million, one hundred sixty-one thousand, two hundred seventy-five".

Divisors: 1 5 25 41 205 1025 86011 430055 2150275 3526451 17632255 88161275