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90258296 = 2343126177
BaseRepresentation
bin1010110000100…
…11101101111000
320021211121002212
411120103231320
5141101231141
612542314252
72144116502
oct530235570
9207747085
1090258296
1146a48437
1226288988
131591269b
14bdb6d72
157dcd2eb
hex5613b78

90258296 has 16 divisors (see below), whose sum is σ = 169633440. Its totient is φ = 45022720.

The previous prime is 90258271. The next prime is 90258319. The reversal of 90258296 is 69285209.

It is a congruent number.

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, 9641 + ... + 16536.

It is an arithmetic number, because the mean of its divisors is an integer number (10602090).

Almost surely, 290258296 is an apocalyptic number.

It is an amenable number.

90258296 is a deficient number, since it is larger than the sum of its proper divisors (79375144).

90258296 is a wasteful number, since it uses less digits than its factorization.

90258296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26614 (or 26610 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 90258296 is about 9500.4366215453. The cubic root of 90258296 is about 448.5687795929.

The spelling of 90258296 in words is "ninety million, two hundred fifty-eight thousand, two hundred ninety-six".

Divisors: 1 2 4 8 431 862 1724 3448 26177 52354 104708 209416 11282287 22564574 45129148 90258296