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87468676 = 2221867169
BaseRepresentation
bin1010011011010…
…10101010000100
320002120212110121
411031222222010
5134342444201
612402431324
72111320501
oct515525204
9202525417
1087468676
1145412569
1225362544
1315176a19
14b88c4a8
157a2b9a1
hex536aa84

87468676 has 6 divisors (see below), whose sum is σ = 153070190. Its totient is φ = 43734336.

The previous prime is 87468671. The next prime is 87468679. The reversal of 87468676 is 67686478.

It can be written as a sum of positive squares in only one way, i.e., 68459076 + 19009600 = 8274^2 + 4360^2 .

It is not an unprimeable number, because it can be changed into a prime (87468671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10933581 + ... + 10933588.

Almost surely, 287468676 is an apocalyptic number.

It is an amenable number.

87468676 is a deficient number, since it is larger than the sum of its proper divisors (65601514).

87468676 is a wasteful number, since it uses less digits than its factorization.

87468676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21867173 (or 21867171 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 52.

The square root of 87468676 is about 9352.4689788312. The cubic root of 87468676 is about 443.8990179675.

The spelling of 87468676 in words is "eighty-seven million, four hundred sixty-eight thousand, six hundred seventy-six".

Divisors: 1 2 4 21867169 43734338 87468676