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130013401 = 718573343
BaseRepresentation
bin1111011111111…
…01100011011001
3100001122100212011
413233331203121
5231240412101
620522345521
73136044550
oct757754331
9301570764
10130013401
1167430aa1
123765b2a1
1320c2190b
14133a4d97
15b632751
hex7bfd8d9

130013401 has 4 divisors (see below), whose sum is σ = 148586752. Its totient is φ = 111440052.

The previous prime is 130013383. The next prime is 130013413. The reversal of 130013401 is 104310031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 130013401 - 215 = 129980633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130013491) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 9286665 + ... + 9286678.

It is an arithmetic number, because the mean of its divisors is an integer number (37146688).

Almost surely, 2130013401 is an apocalyptic number.

It is an amenable number.

130013401 is a deficient number, since it is larger than the sum of its proper divisors (18573351).

130013401 is an equidigital number, since it uses as much as digits as its factorization.

130013401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18573350.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 130013401 is about 11402.3419085730. The cubic root of 130013401 is about 506.5971081699.

Adding to 130013401 its reverse (104310031), we get a palindrome (234323432).

The spelling of 130013401 in words is "one hundred thirty million, thirteen thousand, four hundred one".

Divisors: 1 7 18573343 130013401