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87022952 = 2331350899
BaseRepresentation
bin1010010111111…
…01110101101000
320001202020001022
411023331311220
5134234213302
612345112012
72104453142
oct513756550
9201666038
1087022952
11451386a5
1225188608
131504bb93
14b7b3c92
15798e8a2
hex52fdd68

87022952 has 16 divisors (see below), whose sum is σ = 168432000. Its totient is φ = 42107760.

The previous prime is 87022933. The next prime is 87022967. The reversal of 87022952 is 25922078.

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, 175202 + ... + 175697.

It is an arithmetic number, because the mean of its divisors is an integer number (10527000).

Almost surely, 287022952 is an apocalyptic number.

It is an amenable number.

87022952 is a deficient number, since it is larger than the sum of its proper divisors (81409048).

87022952 is a wasteful number, since it uses less digits than its factorization.

87022952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350936 (or 350932 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 87022952 is about 9328.6093282975. The cubic root of 87022952 is about 443.1437247988.

The spelling of 87022952 in words is "eighty-seven million, twenty-two thousand, nine hundred fifty-two".

Divisors: 1 2 4 8 31 62 124 248 350899 701798 1403596 2807192 10877869 21755738 43511476 87022952