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87916696 = 2374733403
BaseRepresentation
bin1010011110110…
…00000010011000
320010102122000221
411033120002120
5140001313241
612420205424
72115164620
oct517300230
9203378027
1087916696
114569912a
1225539874
13152a291a
14b967880
157ab95d1
hex53d8098

87916696 has 32 divisors (see below), whose sum is σ = 192407040. Its totient is φ = 36875808.

The previous prime is 87916691. The next prime is 87916721. The reversal of 87916696 is 69661978.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87916691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14070 + ... + 19333.

It is an arithmetic number, because the mean of its divisors is an integer number (6012720).

Almost surely, 287916696 is an apocalyptic number.

It is an amenable number.

87916696 is an abundant number, since it is smaller than the sum of its proper divisors (104490344).

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

87916696 is a wasteful number, since it uses less digits than its factorization.

87916696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33463 (or 33459 counting only the distinct ones).

The product of its digits is 979776, while the sum is 52.

The square root of 87916696 is about 9376.3903502361. The cubic root of 87916696 is about 444.6556204410.

The spelling of 87916696 in words is "eighty-seven million, nine hundred sixteen thousand, six hundred ninety-six".

Divisors: 1 2 4 7 8 14 28 47 56 94 188 329 376 658 1316 2632 33403 66806 133612 233821 267224 467642 935284 1569941 1870568 3139882 6279764 10989587 12559528 21979174 43958348 87916696