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88808913 = 337974127
BaseRepresentation
bin1010100101100…
…01110111010001
320012002221221000
411102301313101
5140213341123
612451252213
72125602054
oct522616721
9205087830
1088808913
11461484a6
12258aa069
1315525a6b
14bb1aa9b
157be3b43
hex54b1dd1

88808913 has 16 divisors (see below), whose sum is σ = 131765760. Its totient is φ = 59117328.

The previous prime is 88808903. The next prime is 88808927. The reversal of 88808913 is 31980888.

It is not a de Polignac number, because 88808913 - 213 = 88800721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (88808903) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19456 + ... + 23582.

It is an arithmetic number, because the mean of its divisors is an integer number (8235360).

Almost surely, 288808913 is an apocalyptic number.

It is an amenable number.

88808913 is a deficient number, since it is larger than the sum of its proper divisors (42956847).

88808913 is a wasteful number, since it uses less digits than its factorization.

88808913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4933 (or 4927 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 45.

The square root of 88808913 is about 9423.8480993700. The cubic root of 88808913 is about 446.1547469882.

The spelling of 88808913 in words is "eighty-eight million, eight hundred eight thousand, nine hundred thirteen".

Divisors: 1 3 9 27 797 2391 4127 7173 12381 21519 37143 111429 3289219 9867657 29602971 88808913