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5105125 = 5340841
BaseRepresentation
bin10011011110010111100101
3100121100220201
4103132113211
52301331000
6301230501
761251514
oct23362745
910540821
105105125
112977613
121862431
1310998ac
1496c67b
156ac96a
hex4de5e5

5105125 has 8 divisors (see below), whose sum is σ = 6371352. Its totient is φ = 4084000.

The previous prime is 5105123. The next prime is 5105141. The reversal of 5105125 is 5215015.

It can be written as a sum of positive squares in 4 ways, for example, as 6561 + 5098564 = 81^2 + 2258^2 .

It is not a de Polignac number, because 5105125 - 21 = 5105123 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 (5105123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20296 + ... + 20545.

It is an arithmetic number, because the mean of its divisors is an integer number (796419).

Almost surely, 25105125 is an apocalyptic number.

It is an amenable number.

5105125 is a deficient number, since it is larger than the sum of its proper divisors (1266227).

5105125 is an equidigital number, since it uses as much as digits as its factorization.

5105125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40856 (or 40846 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 19.

The square root of 5105125 is about 2259.4523672784. The cubic root of 5105125 is about 172.1877007155.

It can be divided in two parts, 51051 and 25, that added together give a square (51076 = 2262).

The spelling of 5105125 in words is "five million, one hundred five thousand, one hundred twenty-five".

Divisors: 1 5 25 125 40841 204205 1021025 5105125