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130152441 = 343384147
BaseRepresentation
bin1111100000111…
…11011111111001
3100001220102120210
413300133133321
5231304334231
620525341333
73140164116
oct760373771
9301812523
10130152441
1167516501
1237707849
1320c6cca3
14133dd90d
15b65da46
hex7c1f7f9

130152441 has 4 divisors (see below), whose sum is σ = 173536592. Its totient is φ = 86768292.

The previous prime is 130152419. The next prime is 130152457. The reversal of 130152441 is 144251031.

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 not a de Polignac number, because 130152441 - 29 = 130151929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130152401) 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, 21692071 + ... + 21692076.

It is an arithmetic number, because the mean of its divisors is an integer number (43384148).

Almost surely, 2130152441 is an apocalyptic number.

It is an amenable number.

130152441 is a deficient number, since it is larger than the sum of its proper divisors (43384151).

130152441 is an equidigital number, since it uses as much as digits as its factorization.

130152441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43384150.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 130152441 is about 11408.4372724751. The cubic root of 130152441 is about 506.7776335801. Note that the first 3 decimals are identical.

The spelling of 130152441 in words is "one hundred thirty million, one hundred fifty-two thousand, four hundred forty-one".

Divisors: 1 3 43384147 130152441