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5129185 = 56167251
BaseRepresentation
bin10011100100001111100001
3100122120220211
4103210033201
52303113220
6301534121
761411615
oct23441741
910576824
105129185
1129936a6
121874341
1310a7829
14977345
156b4b5a
hex4e43e1

5129185 has 16 divisors (see below), whose sum is σ = 6374592. Its totient is φ = 3960000.

The previous prime is 5129177. The next prime is 5129197. The reversal of 5129185 is 5819215.

It is not a de Polignac number, because 5129185 - 23 = 5129177 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20310 + ... + 20560.

It is an arithmetic number, because the mean of its divisors is an integer number (398412).

Almost surely, 25129185 is an apocalyptic number.

It is an amenable number.

5129185 is a deficient number, since it is larger than the sum of its proper divisors (1245407).

5129185 is a wasteful number, since it uses less digits than its factorization.

5129185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384.

The product of its digits is 3600, while the sum is 31.

The square root of 5129185 is about 2264.7704077897. The cubic root of 5129185 is about 172.4577786466.

The spelling of 5129185 in words is "five million, one hundred twenty-nine thousand, one hundred eighty-five".

Divisors: 1 5 61 67 251 305 335 1255 4087 15311 16817 20435 76555 84085 1025837 5129185