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88080880 = 2456716433
BaseRepresentation
bin1010100000000…
…00000111110000
320010201222020211
411100000013300
5140022042010
612423513504
72116450366
oct520000760
9203658224
1088080880
11457a0518
12255b8894
131532c584
14b9ab636
157aed08a
hex54001f0

88080880 has 40 divisors (see below), whose sum is σ = 207857232. Its totient is φ = 34704384.

The previous prime is 88080877. The next prime is 88080887. The reversal of 88080880 is 8808088.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88080887) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2857 + ... + 13576.

Almost surely, 288080880 is an apocalyptic number.

88080880 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

88080880 is an abundant number, since it is smaller than the sum of its proper divisors (119776352).

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

88080880 is a wasteful number, since it uses less digits than its factorization.

88080880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16513 (or 16507 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 40.

The square root of 88080880 is about 9385.1414480550. The cubic root of 88080880 is about 444.9322457128.

88080880 divided by its sum of digits (40) gives a palindrome (2202022).

The spelling of 88080880 in words is "eighty-eight million, eighty thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 40 67 80 134 268 335 536 670 1072 1340 2680 5360 16433 32866 65732 82165 131464 164330 262928 328660 657320 1101011 1314640 2202022 4404044 5505055 8808088 11010110 17616176 22020220 44040440 88080880