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164760055 = 532952011
BaseRepresentation
bin10011101001000…
…00100111110111
3102111000200022021
421310200213313
5314134310210
624203214011
74040303005
oct1164404767
9374020267
10164760055
1185003739
1247217307
1328199275
1417c4ba75
15e6e7bda
hex9d209f7

164760055 has 4 divisors (see below), whose sum is σ = 197712072. Its totient is φ = 131808040.

The previous prime is 164760031. The next prime is 164760059. The reversal of 164760055 is 550067461.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 164760055 - 25 = 164760023 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 164760055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164760059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16476001 + ... + 16476010.

It is an arithmetic number, because the mean of its divisors is an integer number (49428018).

Almost surely, 2164760055 is an apocalyptic number.

164760055 is a deficient number, since it is larger than the sum of its proper divisors (32952017).

164760055 is an equidigital number, since it uses as much as digits as its factorization.

164760055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32952016.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 164760055 is about 12835.8893342066. The cubic root of 164760055 is about 548.2146571900.

The spelling of 164760055 in words is "one hundred sixty-four million, seven hundred sixty thousand, fifty-five".

Divisors: 1 5 32952011 164760055