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69097164 = 2235758097
BaseRepresentation
bin1000001111001…
…01011011001100
311211000111111020
410013211123030
5120142102124
610504554140
71466213313
oct407453314
9154014436
1069097164
11360047a4
121b182950
13114138c6
14926927a
1560ed379
hex41e56cc

69097164 has 12 divisors (see below), whose sum is σ = 161226744. Its totient is φ = 23032384.

The previous prime is 69097157. The next prime is 69097181. The reversal of 69097164 is 46179096.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2879037 + ... + 2879060.

It is an arithmetic number, because the mean of its divisors is an integer number (13435562).

Almost surely, 269097164 is an apocalyptic number.

It is an amenable number.

69097164 is an abundant number, since it is smaller than the sum of its proper divisors (92129580).

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

69097164 is a wasteful number, since it uses less digits than its factorization.

69097164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5758104 (or 5758102 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 42.

The square root of 69097164 is about 8312.4703909247. The cubic root of 69097164 is about 410.3490266100.

The spelling of 69097164 in words is "sixty-nine million, ninety-seven thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 12 5758097 11516194 17274291 23032388 34548582 69097164