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87288096 = 2537129893
BaseRepresentation
bin1010011001111…
…10100100100000
320002020200202110
411030332210200
5134321204341
612354515320
72106636150
oct514764440
9202220673
1087288096
11452a9925
1225295b40
131511277c
14b842760
1579e3216
hex533e920

87288096 has 48 divisors (see below), whose sum is σ = 261866304. Its totient is φ = 24939264.

The previous prime is 87288067. The next prime is 87288107. The reversal of 87288096 is 69088278.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64275 + ... + 65618.

It is an arithmetic number, because the mean of its divisors is an integer number (5455548).

Almost surely, 287288096 is an apocalyptic number.

It is an amenable number.

87288096 is an abundant number, since it is smaller than the sum of its proper divisors (174578208).

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

87288096 is a wasteful number, since it uses less digits than its factorization.

87288096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129913 (or 129905 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 48.

The square root of 87288096 is about 9342.8098557126. The cubic root of 87288096 is about 443.5933294440.

The spelling of 87288096 in words is "eighty-seven million, two hundred eighty-eight thousand, ninety-six".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 84 96 112 168 224 336 672 129893 259786 389679 519572 779358 909251 1039144 1558716 1818502 2078288 2727753 3117432 3637004 4156576 5455506 6234864 7274008 10911012 12469728 14548016 21822024 29096032 43644048 87288096