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55164125 = 531923227
BaseRepresentation
bin1101001001101…
…1110011011101
310211210121221202
43102123303131
5103110223000
65250205245
71236613232
oct322336335
9124717852
1055164125
1129158695
1216583825
13b575ac3
14747d789
154c99dd5
hex349bcdd

55164125 has 16 divisors (see below), whose sum is σ = 72471360. Its totient is φ = 41806800.

The previous prime is 55164107. The next prime is 55164127. The reversal of 55164125 is 52146155.

It is a happy number.

It is not a de Polignac number, because 55164125 - 28 = 55163869 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55164127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9239 + ... + 13988.

It is an arithmetic number, because the mean of its divisors is an integer number (4529460).

Almost surely, 255164125 is an apocalyptic number.

It is an amenable number.

55164125 is a deficient number, since it is larger than the sum of its proper divisors (17307235).

55164125 is a wasteful number, since it uses less digits than its factorization.

55164125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23261 (or 23251 counting only the distinct ones).

The product of its digits is 6000, while the sum is 29.

The square root of 55164125 is about 7427.2555496630. The cubic root of 55164125 is about 380.6731489551.

The spelling of 55164125 in words is "fifty-five million, one hundred sixty-four thousand, one hundred twenty-five".

Divisors: 1 5 19 25 95 125 475 2375 23227 116135 441313 580675 2206565 2903375 11032825 55164125