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87033376 = 2519433329
BaseRepresentation
bin1010011000000…
…00011000100000
320001202202100101
411030000120200
5134240032001
612345232144
72104525423
oct514003040
9201682311
1087033376
1145145511
1225192654
1315053851
14b7b79ba
157992a01
hex5300620

87033376 has 48 divisors (see below), whose sum is σ = 184615200. Its totient is φ = 40255488.

The previous prime is 87033371. The next prime is 87033377. The reversal of 87033376 is 67333078.

It is not an unprimeable number, because it can be changed into a prime (87033371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24480 + ... + 27808.

It is an arithmetic number, because the mean of its divisors is an integer number (3846150).

Almost surely, 287033376 is an apocalyptic number.

87033376 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 87033376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92307600).

87033376 is an abundant number, since it is smaller than the sum of its proper divisors (97581824).

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

87033376 is a wasteful number, since it uses less digits than its factorization.

87033376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3401 (or 3393 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 37.

The square root of 87033376 is about 9329.1680229268. The cubic root of 87033376 is about 443.1614180075.

The spelling of 87033376 in words is "eighty-seven million, thirty-three thousand, three hundred seventy-six".

Divisors: 1 2 4 8 16 19 32 38 43 76 86 152 172 304 344 608 688 817 1376 1634 3268 3329 6536 6658 13072 13316 26144 26632 53264 63251 106528 126502 143147 253004 286294 506008 572588 1012016 1145176 2024032 2290352 2719793 4580704 5439586 10879172 21758344 43516688 87033376