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164088954 = 23253172001
BaseRepresentation
bin10011100011111…
…00110001111010
3102102202120201200
421301330301322
5314001321304
624140555030
74031506311
oct1161746172
9372676650
10164088954
1184695507
1246b52a76
1327cc2973
1417b15278
15e613e39
hex9c7cc7a

164088954 has 24 divisors (see below), whose sum is σ = 362236212. Its totient is φ = 53664000.

The previous prime is 164088937. The next prime is 164088979. The reversal of 164088954 is 459880461.

It can be written as a sum of positive squares in 2 ways, for example, as 163251729 + 837225 = 12777^2 + 915^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85047 + ... + 86954.

Almost surely, 2164088954 is an apocalyptic number.

164088954 is an abundant number, since it is smaller than the sum of its proper divisors (198147258).

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

164088954 is a wasteful number, since it uses less digits than its factorization.

164088954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172062 (or 172059 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The square root of 164088954 is about 12809.7210742467. The cubic root of 164088954 is about 547.4693145997.

The spelling of 164088954 in words is "one hundred sixty-four million, eighty-eight thousand, nine hundred fifty-four".

Divisors: 1 2 3 6 9 18 53 106 159 318 477 954 172001 344002 516003 1032006 1548009 3096018 9116053 18232106 27348159 54696318 82044477 164088954