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88475431 = 1116748163
BaseRepresentation
bin1010100011000…
…00011100100111
320011111000110211
411101200130213
5140122203211
612440200251
72123012602
oct521403447
9204430424
1088475431
1145a3a9a0
1225769087
131543a035
14ba71339
157b79e21
hex5460727

88475431 has 8 divisors (see below), whose sum is σ = 97098624. Its totient is φ = 79948920.

The previous prime is 88475407. The next prime is 88475441. The reversal of 88475431 is 13457488.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-88475431 is a prime.

It is a super-2 number, since 2×884754312 = 15655803781271522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88475441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22245 + ... + 25918.

It is an arithmetic number, because the mean of its divisors is an integer number (12137328).

Almost surely, 288475431 is an apocalyptic number.

88475431 is a deficient number, since it is larger than the sum of its proper divisors (8623193).

88475431 is a wasteful number, since it uses less digits than its factorization.

88475431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48341.

The product of its digits is 107520, while the sum is 40.

The square root of 88475431 is about 9406.1379428541. The cubic root of 88475431 is about 445.5956019166.

The spelling of 88475431 in words is "eighty-eight million, four hundred seventy-five thousand, four hundred thirty-one".

Divisors: 1 11 167 1837 48163 529793 8043221 88475431