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87166114 = 2739715683
BaseRepresentation
bin1010011001000…
…00110010100010
320002000111102121
411030200302202
5134303303424
612352134454
72105620420
oct514406242
9202014377
1087166114
1145226212
122523742a
131509c0a9
14b810110
1579bbee4
hex5320ca2

87166114 has 16 divisors (see below), whose sum is σ = 149813568. Its totient is φ = 37260432.

The previous prime is 87166111. The next prime is 87166127. The reversal of 87166114 is 41166178.

It is a self number, because there is not a number n which added to its sum of digits gives 87166114.

It is not an unprimeable number, because it can be changed into a prime (87166111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2284 + ... + 13399.

It is an arithmetic number, because the mean of its divisors is an integer number (9363348).

Almost surely, 287166114 is an apocalyptic number.

87166114 is a deficient number, since it is larger than the sum of its proper divisors (62647454).

87166114 is a wasteful number, since it uses less digits than its factorization.

87166114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16089.

The product of its digits is 8064, while the sum is 34.

The square root of 87166114 is about 9336.2794516874. The cubic root of 87166114 is about 443.3865978301.

The spelling of 87166114 in words is "eighty-seven million, one hundred sixty-six thousand, one hundred fourteen".

Divisors: 1 2 7 14 397 794 2779 5558 15683 31366 109781 219562 6226151 12452302 43583057 87166114