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90326968 = 2311290871
BaseRepresentation
bin1010110001001…
…00011110111000
320021222002022021
411120210132320
5141110430333
612544004224
72144523634
oct530443670
9207862267
1090326968
1146a94a96
1226300674
1315937a14
14bdd3dc4
157de382d
hex56247b8

90326968 has 8 divisors (see below), whose sum is σ = 169363080. Its totient is φ = 45163480.

The previous prime is 90326959. The next prime is 90326987. The reversal of 90326968 is 86962309.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×903269682 = 16317922296146048, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5645428 + ... + 5645443.

It is an arithmetic number, because the mean of its divisors is an integer number (21170385).

Almost surely, 290326968 is an apocalyptic number.

It is an amenable number.

90326968 is a deficient number, since it is larger than the sum of its proper divisors (79036112).

90326968 is a wasteful number, since it uses less digits than its factorization.

90326968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11290877 (or 11290873 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 90326968 is about 9504.0500840431. The cubic root of 90326968 is about 448.6825135748.

The spelling of 90326968 in words is "ninety million, three hundred twenty-six thousand, nine hundred sixty-eight".

Divisors: 1 2 4 8 11290871 22581742 45163484 90326968