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87116926 = 2133350651
BaseRepresentation
bin1010011000101…
…00110001111110
320001220222221211
411030110301332
5134300220201
612351115034
72105324131
oct514246176
9201828854
1087116926
11451a2266
1225212a7a
13150828a0
14b7da218
1579ac651
hex5314c7e

87116926 has 8 divisors (see below), whose sum is σ = 140727384. Its totient is φ = 40207800.

The previous prime is 87116879. The next prime is 87116927. The reversal of 87116926 is 62961178.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87116927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1675300 + ... + 1675351.

It is an arithmetic number, because the mean of its divisors is an integer number (17590923).

Almost surely, 287116926 is an apocalyptic number.

87116926 is a deficient number, since it is larger than the sum of its proper divisors (53610458).

87116926 is a wasteful number, since it uses less digits than its factorization.

87116926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3350666.

The product of its digits is 36288, while the sum is 40.

The square root of 87116926 is about 9333.6448400397. The cubic root of 87116926 is about 443.3031808439.

The spelling of 87116926 in words is "eighty-seven million, one hundred sixteen thousand, nine hundred twenty-six".

Divisors: 1 2 13 26 3350651 6701302 43558463 87116926