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88132225 = 5231113719
BaseRepresentation
bin1010100000011…
…00101010000001
320010211120200111
411100030222001
5140030212400
612424551321
72120053156
oct520145201
9203746614
1088132225
1145826055
1225622541
1315349a5c
14b9c222d
157b0d3ba
hex540ca81

88132225 has 12 divisors (see below), whose sum is σ = 112810240. Its totient is φ = 68230800.

The previous prime is 88132223. The next prime is 88132249. The reversal of 88132225 is 52223188.

It is not a de Polignac number, because 88132225 - 21 = 88132223 is a prime.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (88132223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56085 + ... + 57634.

Almost surely, 288132225 is an apocalyptic number.

It is an amenable number.

88132225 is a deficient number, since it is larger than the sum of its proper divisors (24678015).

88132225 is a wasteful number, since it uses less digits than its factorization.

88132225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113760 (or 113755 counting only the distinct ones).

The product of its digits is 7680, while the sum is 31.

The square root of 88132225 is about 9387.8764904530. The cubic root of 88132225 is about 445.0186837251.

The spelling of 88132225 in words is "eighty-eight million, one hundred thirty-two thousand, two hundred twenty-five".

Divisors: 1 5 25 31 155 775 113719 568595 2842975 3525289 17626445 88132225