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87363360 = 253657107
BaseRepresentation
bin1010011010100…
…00111100100000
320002101112000000
411031100330200
5134331111420
612400300000
72110401450
oct515207440
9202345000
1087363360
1145350427
1225311600
131513aac6
14b861d60
157a0a690
hex5350f20

87363360 has 336 divisors, whose sum is σ = 356965056. Its totient is φ = 19782144.

The previous prime is 87363359. The next prime is 87363371. The reversal of 87363360 is 6336378.

87363360 = T1224 + T1225 + ... + T1330.

It is a tau number, because it is divible by the number of its divisors (336).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

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 55 ways as a sum of consecutive naturals, for example, 816427 + ... + 816533.

It is an arithmetic number, because the mean of its divisors is an integer number (1062396).

Almost surely, 287363360 is an apocalyptic number.

87363360 is a gapful number since it is divisible by the number (80) 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 87363360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178482528).

87363360 is an abundant number, since it is smaller than the sum of its proper divisors (269601696).

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

87363360 is a wasteful number, since it uses less digits than its factorization.

87363360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147 (or 124 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 87363360 is about 9346.8368981169. The cubic root of 87363360 is about 443.7207886610.

The spelling of 87363360 in words is "eighty-seven million, three hundred sixty-three thousand, three hundred sixty".