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299118013 = 2313005131
BaseRepresentation
bin10001110101000…
…010110110111101
3202211211202202221
4101311002312331
51103033234023
645403045341
710261314115
oct2165026675
9684752687
10299118013
11143931877
1284210851
1349c7c50c
142ba24045
151b3d785d
hex11d42dbd

299118013 has 4 divisors (see below), whose sum is σ = 312123168. Its totient is φ = 286112860.

The previous prime is 299117999. The next prime is 299118041. The reversal of 299118013 is 310811992.

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 299118013 - 25 = 299117981 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 299118013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (299118913) 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, 6502543 + ... + 6502588.

It is an arithmetic number, because the mean of its divisors is an integer number (78030792).

Almost surely, 2299118013 is an apocalyptic number.

299118013 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

299118013 is a deficient number, since it is larger than the sum of its proper divisors (13005155).

299118013 is a wasteful number, since it uses less digits than its factorization.

299118013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13005154.

The product of its (nonzero) digits is 3888, while the sum is 34.

The square root of 299118013 is about 17295.0285631450. The cubic root of 299118013 is about 668.7762715041.

The spelling of 299118013 in words is "two hundred ninety-nine million, one hundred eighteen thousand, thirteen".

Divisors: 1 23 13005131 299118013