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13013799 = 313073319
BaseRepresentation
bin110001101001…
…001100100111
3220111011120120
4301221030213
511312420144
61142533023
7215421051
oct61511447
926434516
1013013799
117389507
124437173
132908596
141a2a8d1
151220e19
hexc69327

13013799 has 8 divisors (see below), whose sum is σ = 17370240. Its totient is φ = 8666616.

The previous prime is 13013773. The next prime is 13013813. The reversal of 13013799 is 99731031.

13013799 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 13013799 - 28 = 13013543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13013999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2262 + ... + 5580.

It is an arithmetic number, because the mean of its divisors is an integer number (2171280).

Almost surely, 213013799 is an apocalyptic number.

13013799 is a deficient number, since it is larger than the sum of its proper divisors (4356441).

13013799 is a wasteful number, since it uses less digits than its factorization.

13013799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4629.

The product of its (nonzero) digits is 5103, while the sum is 33.

The square root of 13013799 is about 3607.4643449381. The cubic root of 13013799 is about 235.2166343978.

The spelling of 13013799 in words is "thirteen million, thirteen thousand, seven hundred ninety-nine".

Divisors: 1 3 1307 3319 3921 9957 4337933 13013799