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87063692 = 2221765923
BaseRepresentation
bin1010011000001…
…11110010001100
320001211021221012
411030013302030
5134242014232
612350024352
72105013002
oct514076214
9201737835
1087063692
1145166271
12251a80b8
13150645a1
14b7c4a72
15799b9b2
hex5307c8c

87063692 has 6 divisors (see below), whose sum is σ = 152361468. Its totient is φ = 43531844.

The previous prime is 87063689. The next prime is 87063703. The reversal of 87063692 is 29636078.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10882958 + ... + 10882965.

It is an arithmetic number, because the mean of its divisors is an integer number (25393578).

Almost surely, 287063692 is an apocalyptic number.

It is an amenable number.

87063692 is a deficient number, since it is larger than the sum of its proper divisors (65297776).

87063692 is a wasteful number, since it uses less digits than its factorization.

87063692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21765927 (or 21765925 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 87063692 is about 9330.7926780097. The cubic root of 87063692 is about 443.2128669365.

The spelling of 87063692 in words is "eighty-seven million, sixty-three thousand, six hundred ninety-two".

Divisors: 1 2 4 21765923 43531846 87063692