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130053813 = 343351271
BaseRepresentation
bin1111100000001…
…11011010110101
3100001201102021220
413300013122311
5231243210223
620523300553
73136303431
oct760073265
9301642256
10130053813
116745939a
123767a759
1320c37126
14133b59c1
15b63e6e3
hex7c076b5

130053813 has 4 divisors (see below), whose sum is σ = 173405088. Its totient is φ = 86702540.

The previous prime is 130053809. The next prime is 130053827. The reversal of 130053813 is 318350031.

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 130053813 - 22 = 130053809 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130053883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21675633 + ... + 21675638.

It is an arithmetic number, because the mean of its divisors is an integer number (43351272).

Almost surely, 2130053813 is an apocalyptic number.

It is an amenable number.

130053813 is a deficient number, since it is larger than the sum of its proper divisors (43351275).

130053813 is an equidigital number, since it uses as much as digits as its factorization.

130053813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43351274.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 130053813 is about 11404.1138629882. The cubic root of 130053813 is about 506.6495911739.

The spelling of 130053813 in words is "one hundred thirty million, fifty-three thousand, eight hundred thirteen".

Divisors: 1 3 43351271 130053813