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130016807 = 891460863
BaseRepresentation
bin1111011111111…
…10011000100111
3100001122112112022
413233332120213
5231241014212
620522413355
73136060514
oct757763047
9301575468
10130016807
1167433608
123766125b
1320c2332b
14133a630b
15b633772
hex7bfe627

130016807 has 4 divisors (see below), whose sum is σ = 131477760. Its totient is φ = 128555856.

The previous prime is 130016801. The next prime is 130016851. The reversal of 130016807 is 708610031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 708610031 = 1741682943.

It is a cyclic number.

It is not a de Polignac number, because 130016807 - 26 = 130016743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130016801) 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, 730343 + ... + 730520.

It is an arithmetic number, because the mean of its divisors is an integer number (32869440).

Almost surely, 2130016807 is an apocalyptic number.

130016807 is a deficient number, since it is larger than the sum of its proper divisors (1460953).

130016807 is an equidigital number, since it uses as much as digits as its factorization.

130016807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1460952.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 130016807 is about 11402.4912628776. The cubic root of 130016807 is about 506.6015319567.

Adding to 130016807 its reverse (708610031), we get a palindrome (838626838).

The spelling of 130016807 in words is "one hundred thirty million, sixteen thousand, eight hundred seven".

Divisors: 1 89 1460863 130016807