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5131259 = 7612197
BaseRepresentation
bin10011100100101111111011
3100122200202122
4103210233323
52303200014
6301551455
761420640
oct23445773
910580678
105131259
112995211
12187558b
1310a8763
14977dc7
156b558e
hex4e4bfb

5131259 has 12 divisors (see below), whose sum is σ = 5992272. Its totient is φ = 4304160.

The previous prime is 5131253. The next prime is 5131267. The reversal of 5131259 is 9521315.

It is a de Polignac number, because none of the positive numbers 2k-5131259 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 (5131253) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25949 + ... + 26145.

It is an arithmetic number, because the mean of its divisors is an integer number (499356).

Almost surely, 25131259 is an apocalyptic number.

5131259 is a deficient number, since it is larger than the sum of its proper divisors (861013).

5131259 is an equidigital number, since it uses as much as digits as its factorization.

5131259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326 (or 265 counting only the distinct ones).

The product of its digits is 1350, while the sum is 26.

The square root of 5131259 is about 2265.2282445705. The cubic root of 5131259 is about 172.4810201060.

The spelling of 5131259 in words is "five million, one hundred thirty-one thousand, two hundred fifty-nine".

Divisors: 1 7 61 197 427 1379 3721 12017 26047 84119 733037 5131259