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90250682 = 2190723663
BaseRepresentation
bin1010110000100…
…01110110111010
320021211012122212
411120101312322
5141101010212
612542215122
72144055344
oct530216672
9207735585
1090250682
1146a42745
12262844a2
131590c092
14bdb4294
157dcae22
hex5611dba

90250682 has 8 divisors (see below), whose sum is σ = 135452736. Its totient is φ = 45099772.

The previous prime is 90250673. The next prime is 90250687. The reversal of 90250682 is 28605209.

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

It is not an unprimeable number, because it can be changed into a prime (90250687) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8018 + ... + 15645.

It is an arithmetic number, because the mean of its divisors is an integer number (16931592).

Almost surely, 290250682 is an apocalyptic number.

90250682 is a deficient number, since it is larger than the sum of its proper divisors (45202054).

90250682 is a wasteful number, since it uses less digits than its factorization.

90250682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25572.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 90250682 is about 9500.0358946690. The cubic root of 90250682 is about 448.5561657986.

The spelling of 90250682 in words is "ninety million, two hundred fifty thousand, six hundred eighty-two".

Divisors: 1 2 1907 3814 23663 47326 45125341 90250682