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130107813 = 3113942661
BaseRepresentation
bin1111100000101…
…00100110100101
3100001211011100220
413300110212211
5231301422223
620524354553
73136620033
oct760244645
9301734326
10130107813
1167495a20
12376a5a59
1320c55894
14133cb553
15b6506e3
hex7c149a5

130107813 has 8 divisors (see below), whose sum is σ = 189247776. Its totient is φ = 78853200.

The previous prime is 130107811. The next prime is 130107823. The reversal of 130107813 is 318701031.

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

It is not a de Polignac number, because 130107813 - 21 = 130107811 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130107811) 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 7 ways as a sum of consecutive naturals, for example, 1971298 + ... + 1971363.

It is an arithmetic number, because the mean of its divisors is an integer number (23655972).

Almost surely, 2130107813 is an apocalyptic number.

It is an amenable number.

130107813 is a deficient number, since it is larger than the sum of its proper divisors (59139963).

130107813 is a wasteful number, since it uses less digits than its factorization.

130107813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3942675.

The product of its (nonzero) digits is 504, while the sum is 24.

The square root of 130107813 is about 11406.4811839585. The cubic root of 130107813 is about 506.7197039258.

Adding to 130107813 its reverse (318701031), we get a palindrome (448808844).

The spelling of 130107813 in words is "one hundred thirty million, one hundred seven thousand, eight hundred thirteen".

Divisors: 1 3 11 33 3942661 11827983 43369271 130107813