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88080000080 = 2452293480157
BaseRepresentation
bin101001000000111111…
…0100010010001010000
322102100110001121101012
41102001332202101100
52420341440000310
6104244032030052
76235463435102
oct1220176422120
9272313047335
1088080000080
11343999557a6
12150a1992328
1383c9108357
144397d09572
152457a1cc05
hex1481fa2450

88080000080 has 40 divisors (see below), whose sum is σ = 204875736072. Its totient is φ = 35216561664.

The previous prime is 88080000079. The next prime is 88080000119. The reversal of 88080000080 is 8000008088.

It can be written as a sum of positive squares in 4 ways, for example, as 6235945024 + 81844055056 = 78968^2 + 286084^2 .

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

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, 56639 + ... + 423518.

Almost surely, 288080000080 is an apocalyptic number.

88080000080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

88080000080 is an abundant number, since it is smaller than the sum of its proper divisors (116795735992).

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

88080000080 is a wasteful number, since it uses less digits than its factorization.

88080000080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482463 (or 482457 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 32.

The spelling of 88080000080 in words is "eighty-eight billion, eighty million, eighty", and thus it is an aban number and an uban number.

Divisors: 1 2 4 5 8 10 16 20 40 80 2293 4586 9172 11465 18344 22930 36688 45860 91720 183440 480157 960314 1920628 2400785 3841256 4801570 7682512 9603140 19206280 38412560 1101000001 2202000002 4404000004 5505000005 8808000008 11010000010 17616000016 22020000020 44040000040 88080000080