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90038882 = 2231957367
BaseRepresentation
bin1010101110111…
…10001001100010
320021102110010102
411113132021202
5141022221012
612533502402
72142214013
oct527361142
9207373112
1090038882
11469085aa
12261a1a02
131586685b
14bd5b00a
157d882c2
hex55de262

90038882 has 8 divisors (see below), whose sum is σ = 140930496. Its totient is φ = 43062052.

The previous prime is 90038833. The next prime is 90038899. The reversal of 90038882 is 28883009.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 978638 + ... + 978729.

It is an arithmetic number, because the mean of its divisors is an integer number (17616312).

Almost surely, 290038882 is an apocalyptic number.

90038882 is a deficient number, since it is larger than the sum of its proper divisors (50891614).

90038882 is a wasteful number, since it uses less digits than its factorization.

90038882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1957392.

The product of its (nonzero) digits is 27648, while the sum is 38.

The square root of 90038882 is about 9488.8820205544. The cubic root of 90038882 is about 448.2050009123.

The spelling of 90038882 in words is "ninety million, thirty-eight thousand, eight hundred eighty-two".

Divisors: 1 2 23 46 1957367 3914734 45019441 90038882