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130148401 = 433026707
BaseRepresentation
bin1111100000111…
…10100000110001
3100001220020001011
413300132200301
5231304222101
620525310521
73140146255
oct760364061
9301806034
10130148401
1167513469
1237705441
1320c6b1b6
14133dc265
15b65c751
hex7c1e831

130148401 has 4 divisors (see below), whose sum is σ = 133175152. Its totient is φ = 127121652.

The previous prime is 130148377. The next prime is 130148411. The reversal of 130148401 is 104841031.

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 130148401 - 213 = 130140209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130148411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1513311 + ... + 1513396.

It is an arithmetic number, because the mean of its divisors is an integer number (33293788).

Almost surely, 2130148401 is an apocalyptic number.

It is an amenable number.

130148401 is a deficient number, since it is larger than the sum of its proper divisors (3026751).

130148401 is an equidigital number, since it uses as much as digits as its factorization.

130148401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3026750.

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 130148401 is about 11408.2602091642. The cubic root of 130148401 is about 506.7723899780.

Adding to 130148401 its reverse (104841031), we get a palindrome (234989432).

The spelling of 130148401 in words is "one hundred thirty million, one hundred forty-eight thousand, four hundred one".

Divisors: 1 43 3026707 130148401