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87383092 = 2221845773
BaseRepresentation
bin1010011010101…
…01110000110100
320002102112001211
411031111300310
5134332224332
612400531204
72110513126
oct515256064
9202375054
1087383092
1145364235
1225320b04
1315146a94
14b869216
157a11447
hex5355c34

87383092 has 6 divisors (see below), whose sum is σ = 152920418. Its totient is φ = 43691544.

The previous prime is 87383081. The next prime is 87383123. The reversal of 87383092 is 29038378.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 86601636 + 781456 = 9306^2 + 884^2 .

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, 10922883 + ... + 10922890.

Almost surely, 287383092 is an apocalyptic number.

It is an amenable number.

87383092 is a deficient number, since it is larger than the sum of its proper divisors (65537326).

87383092 is a wasteful number, since it uses less digits than its factorization.

87383092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21845777 (or 21845775 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 87383092 is about 9347.8923827781. The cubic root of 87383092 is about 443.7541925941.

The spelling of 87383092 in words is "eighty-seven million, three hundred eighty-three thousand, ninety-two".

Divisors: 1 2 4 21845773 43691546 87383092