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3031412425 = 52172170457
BaseRepresentation
bin1011010010101111…
…1010111011001001
321211021010201002021
42310223322323021
522202020144200
61220445404441
7135056403046
oct26453727311
97737121067
103031412425
111316176028
12707269721
13394062382
1420a8621cd
1512b1eb41a
hexb4afaec9

3031412425 has 12 divisors (see below), whose sum is σ = 3761188956. Its totient is φ = 2423686400.

The previous prime is 3031412413. The next prime is 3031412441. The reversal of 3031412425 is 5242141303.

It can be written as a sum of positive squares in 6 ways, for example, as 386161801 + 2645250624 = 19651^2 + 51432^2 .

It is not a de Polignac number, because 3031412425 - 27 = 3031412297 is a prime.

It is a super-2 number, since 2×30314124252 = 18378922580888761250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3031412425.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7797 + ... + 78253.

It is an arithmetic number, because the mean of its divisors is an integer number (313432413).

Almost surely, 23031412425 is an apocalyptic number.

It is an amenable number.

3031412425 is a deficient number, since it is larger than the sum of its proper divisors (729776531).

3031412425 is a wasteful number, since it uses less digits than its factorization.

3031412425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72188 (or 72183 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 3031412425 is about 55058.2639119687. The cubic root of 3031412425 is about 1447.2659419529.

Adding to 3031412425 its reverse (5242141303), we get a palindrome (8273553728).

The spelling of 3031412425 in words is "three billion, thirty-one million, four hundred twelve thousand, four hundred twenty-five".

Divisors: 1 5 25 1721 8605 43025 70457 352285 1761425 121256497 606282485 3031412425