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88120704 = 273732783
BaseRepresentation
bin1010100000010…
…01110110000000
320010210222212210
411100021312000
5140024330304
612424422120
72120004450
oct520116600
9203728783
1088120704
1145818431
1225617940
1315344739
14b9bbd60
157b09c89
hex5409d80

88120704 has 64 divisors (see below), whose sum is σ = 267517440. Its totient is φ = 25176576.

The previous prime is 88120699. The next prime is 88120733. The reversal of 88120704 is 40702188.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

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, 13704 + ... + 19079.

It is an arithmetic number, because the mean of its divisors is an integer number (4179960).

Almost surely, 288120704 is an apocalyptic number.

88120704 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

88120704 is an abundant number, since it is smaller than the sum of its proper divisors (179396736).

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

88120704 is a wasteful number, since it uses less digits than its factorization.

88120704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32807 (or 32795 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 30.

The square root of 88120704 is about 9387.2628598543. The cubic root of 88120704 is about 444.9992913341. Note that the first 3 decimals are identical.

The spelling of 88120704 in words is "eighty-eight million, one hundred twenty thousand, seven hundred four".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 64 84 96 112 128 168 192 224 336 384 448 672 896 1344 2688 32783 65566 98349 131132 196698 229481 262264 393396 458962 524528 688443 786792 917924 1049056 1376886 1573584 1835848 2098112 2753772 3147168 3671696 4196224 5507544 6294336 7343392 11015088 12588672 14686784 22030176 29373568 44060352 88120704