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88087104 = 2632723121
BaseRepresentation
bin1010100000000…
…01101001000000
320010202021210100
411100001221000
5140022241404
612424002400
72116504500
oct520015100
9203667710
1088087104
11457a5166
1225600400
1315332361
14b9ada00
157aeed39
hex5401a40

88087104 has 126 divisors (see below), whose sum is σ = 293802054. Its totient is φ = 25159680.

The previous prime is 88087067. The next prime is 88087117. The reversal of 88087104 is 40178088.

It can be written as a sum of positive squares in only one way, i.e., 45158400 + 42928704 = 6720^2 + 6552^2 .

It is a tau number, because it is divible by the number of its divisors (126).

It is a super-2 number, since 2×880871042 = 15518675782213632, which contains 22 as substring.

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 (7) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 26664 + ... + 29784.

Almost surely, 288087104 is an apocalyptic number.

88087104 is a gapful number since it is divisible by the number (84) 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 88087104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146901027).

88087104 is an abundant number, since it is smaller than the sum of its proper divisors (205714950).

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

88087104 is a wasteful number, since it uses less digits than its factorization.

88087104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3153 (or 3133 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 36.

The square root of 88087104 is about 9385.4730301674. The cubic root of 88087104 is about 444.9427254486.

The spelling of 88087104 in words is "eighty-eight million, eighty-seven thousand, one hundred four".

Divisors: 1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 49 56 63 64 72 84 96 98 112 126 144 147 168 192 196 224 252 288 294 336 392 441 448 504 576 588 672 784 882 1008 1176 1344 1568 1764 2016 2352 3121 3136 3528 4032 4704 6242 7056 9363 9408 12484 14112 18726 21847 24968 28089 28224 37452 43694 49936 56178 65541 74904 87388 99872 112356 131082 149808 152929 174776 196623 199744 224712 262164 299616 305858 349552 393246 449424 458787 524328 599232 611716 699104 786492 898848 917574 1048656 1223432 1376361 1398208 1572984 1797696 1835148 2097312 2446864 2752722 3145968 3670296 4194624 4893728 5505444 6291936 7340592 9787456 11010888 12583872 14681184 22021776 29362368 44043552 88087104