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164060053 = 1289127277
BaseRepresentation
bin10011100011101…
…01101110010101
3102102201010002021
421301311232111
5313444410203
624140213141
74031326123
oct1161655625
9372633067
10164060053
1184675823
1246b3a1b1
1327cb2771
1417b08913
15e60a5bd
hex9c75b95

164060053 has 4 divisors (see below), whose sum is σ = 164188620. Its totient is φ = 163931488.

The previous prime is 164060051. The next prime is 164060063. The reversal of 164060053 is 350060461.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 350060461 = 675224783.

It can be written as a sum of positive squares in 2 ways, for example, as 135094129 + 28965924 = 11623^2 + 5382^2 .

It is a cyclic number.

It is not a de Polignac number, because 164060053 - 21 = 164060051 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164060051) 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, 62350 + ... + 64927.

It is an arithmetic number, because the mean of its divisors is an integer number (41047155).

Almost surely, 2164060053 is an apocalyptic number.

It is an amenable number.

164060053 is a deficient number, since it is larger than the sum of its proper divisors (128567).

164060053 is a wasteful number, since it uses less digits than its factorization.

164060053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128566.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 164060053 is about 12808.5929359942. The cubic root of 164060053 is about 547.4371707751.

The spelling of 164060053 in words is "one hundred sixty-four million, sixty thousand, fifty-three".

Divisors: 1 1289 127277 164060053