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87107468 = 2273110981
BaseRepresentation
bin1010011000100…
…10011110001100
320001220111222112
411030102132030
5134244414333
612351003152
72105254430
oct514223614
9201814875
1087107468
1145196148
12252094b8
131507b4a6
14b7d69c0
1579a9948
hex531278c

87107468 has 12 divisors (see below), whose sum is σ = 174214992. Its totient is φ = 37331760.

The previous prime is 87107407. The next prime is 87107513. The reversal of 87107468 is 86470178.

87107468 is an admirable number.

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, 1555463 + ... + 1555518.

It is an arithmetic number, because the mean of its divisors is an integer number (14517916).

Almost surely, 287107468 is an apocalyptic number.

It is an amenable number.

87107468 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

87107468 is a wasteful number, since it uses less digits than its factorization.

87107468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3110992 (or 3110990 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 41.

The square root of 87107468 is about 9333.1381646261. The cubic root of 87107468 is about 443.2871376040.

The spelling of 87107468 in words is "eighty-seven million, one hundred seven thousand, four hundred sixty-eight".

Divisors: 1 2 4 7 14 28 3110981 6221962 12443924 21776867 43553734 87107468