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130425501 = 3103422089
BaseRepresentation
bin1111100011000…
…10001010011101
3100002102022011010
413301202022131
5231342104001
620535245433
73142412163
oct761421235
9302368133
10130425501
1167692678
1237819879
132103736b
1413471233
15b6b48d6
hex7c6229d

130425501 has 8 divisors (see below), whose sum is σ = 175589440. Its totient is φ = 86105952.

The previous prime is 130425487. The next prime is 130425541. The reversal of 130425501 is 105524031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 130425501 - 26 = 130425437 is a prime.

It is a super-2 number, since 2×1304255012 = 34021622622202002, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130425541) 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, 210736 + ... + 211353.

It is an arithmetic number, because the mean of its divisors is an integer number (21948680).

Almost surely, 2130425501 is an apocalyptic number.

It is an amenable number.

130425501 is a deficient number, since it is larger than the sum of its proper divisors (45163939).

130425501 is a wasteful number, since it uses less digits than its factorization.

130425501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422195.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 130425501 is about 11420.3984606493. The cubic root of 130425501 is about 507.1317927437.

Adding to 130425501 its reverse (105524031), we get a palindrome (235949532).

The spelling of 130425501 in words is "one hundred thirty million, four hundred twenty-five thousand, five hundred one".

Divisors: 1 3 103 309 422089 1266267 43475167 130425501