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88124480 = 265275389
BaseRepresentation
bin1010100000010…
…10110001000000
320010211012001122
411100022301000
5140024440410
612424451412
72120021453
oct520126100
9203735048
1088124480
1145820254
1225619b68
1315346382
14b9bd49a
157b0ae55
hex540ac40

88124480 has 28 divisors (see below), whose sum is σ = 209847180. Its totient is φ = 35249664.

The previous prime is 88124473. The next prime is 88124513. The reversal of 88124480 is 8442188.

It can be written as a sum of positive squares in 2 ways, for example, as 57032704 + 31091776 = 7552^2 + 5576^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 88124480.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137375 + ... + 138014.

Almost surely, 288124480 is an apocalyptic number.

88124480 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

88124480 is an abundant number, since it is smaller than the sum of its proper divisors (121722700).

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

88124480 is a wasteful number, since it uses less digits than its factorization.

88124480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275406 (or 275396 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 35.

The square root of 88124480 is about 9387.4639812891. The cubic root of 88124480 is about 445.0056473634.

The spelling of 88124480 in words is "eighty-eight million, one hundred twenty-four thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 160 320 275389 550778 1101556 1376945 2203112 2753890 4406224 5507780 8812448 11015560 17624896 22031120 44062240 88124480