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90948484936 = 2311368560617
BaseRepresentation
bin101010010110011110…
…0111011111101001000
322200202100121201212001
41110230330323331020
52442230303004221
6105440421400344
76366534236521
oct1245474737510
9280670551761
1090948484936
1135631059941
12157625690b4
13876549357a
14458ac79848
152574784391
hex152cf3bf48

90948484936 has 8 divisors (see below), whose sum is σ = 170528409270. Its totient is φ = 45474242464.

The previous prime is 90948484903. The next prime is 90948484951. The reversal of 90948484936 is 63948484909.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 71625816900 + 19322668036 = 267630^2 + 139006^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5684280301 + ... + 5684280316.

Almost surely, 290948484936 is an apocalyptic number.

It is an amenable number.

90948484936 is a deficient number, since it is larger than the sum of its proper divisors (79579924334).

90948484936 is a wasteful number, since it uses less digits than its factorization.

90948484936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11368560623 (or 11368560619 counting only the distinct ones).

The product of its (nonzero) digits is 53747712, while the sum is 64.

The spelling of 90948484936 in words is "ninety billion, nine hundred forty-eight million, four hundred eighty-four thousand, nine hundred thirty-six".

Divisors: 1 2 4 8 11368560617 22737121234 45474242468 90948484936