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130425325 = 5229179897
BaseRepresentation
bin1111100011000…
…10000111101101
3100002102021220121
413301202013231
5231342102300
620535244541
73142411522
oct761420755
9302367817
10130425325
1167692528
1237819751
1321037264
1413471149
15b6b481a
hex7c621ed

130425325 has 12 divisors (see below), whose sum is σ = 167305140. Its totient is φ = 100741760.

The previous prime is 130425319. The next prime is 130425331. The reversal of 130425325 is 523524031.

It is an interprime number because it is at equal distance from previous prime (130425319) and next prime (130425331).

It can be written as a sum of positive squares in 6 ways, for example, as 7193124 + 123232201 = 2682^2 + 11101^2 .

It is a de Polignac number, because none of the positive numbers 2k-130425325 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 130425325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 89224 + ... + 90673.

It is an arithmetic number, because the mean of its divisors is an integer number (13942095).

Almost surely, 2130425325 is an apocalyptic number.

It is an amenable number.

130425325 is a deficient number, since it is larger than the sum of its proper divisors (36879815).

130425325 is a wasteful number, since it uses less digits than its factorization.

130425325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179936 (or 179931 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 130425325 is about 11420.3907551362. The cubic root of 130425325 is about 507.1315646308.

Adding to 130425325 its reverse (523524031), we get a palindrome (653949356).

The spelling of 130425325 in words is "one hundred thirty million, four hundred twenty-five thousand, three hundred twenty-five".

Divisors: 1 5 25 29 145 725 179897 899485 4497425 5217013 26085065 130425325