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75313404 = 22322092039
BaseRepresentation
bin1000111110100…
…11000011111100
312020201022120100
410133103003330
5123240012104
611250121100
71603103415
oct437230374
9166638510
1075313404
1139570091
1221280190
13127ac15a
14a00680c
15692a139
hex47d30fc

75313404 has 18 divisors (see below), whose sum is σ = 190375640. Its totient is φ = 25104456.

The previous prime is 75313387. The next prime is 75313429. The reversal of 75313404 is 40431357.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1045984 + ... + 1046055.

Almost surely, 275313404 is an apocalyptic number.

It is an amenable number.

75313404 is an abundant number, since it is smaller than the sum of its proper divisors (115062236).

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

75313404 is a wasteful number, since it uses less digits than its factorization.

75313404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2092049 (or 2092044 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 75313404 is about 8678.3295627672. The cubic root of 75313404 is about 422.3029278269.

The spelling of 75313404 in words is "seventy-five million, three hundred thirteen thousand, four hundred four".

Divisors: 1 2 3 4 6 9 12 18 36 2092039 4184078 6276117 8368156 12552234 18828351 25104468 37656702 75313404