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13300231 = 715112583
BaseRepresentation
bin110010101111…
…001000000111
3221000201111011
4302233020013
511401101411
61153023051
7221023120
oct62571007
927021434
1013300231
11756472a
124554a87
1329a8a79
141aa3047
15127ac21
hexcaf207

13300231 has 8 divisors (see below), whose sum is σ = 15302144. Its totient is φ = 11323800.

The previous prime is 13300223. The next prime is 13300253. The reversal of 13300231 is 13200331.

13300231 is digitally balanced in base 2, because in such base 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 a cyclic number.

It is not a de Polignac number, because 13300231 - 23 = 13300223 is a prime.

It is a super-2 number, since 2×133002312 = 353792289306722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13300291) 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, 5235 + ... + 7348.

It is an arithmetic number, because the mean of its divisors is an integer number (1912768).

Almost surely, 213300231 is an apocalyptic number.

13300231 is a deficient number, since it is larger than the sum of its proper divisors (2001913).

13300231 is a wasteful number, since it uses less digits than its factorization.

13300231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12741.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 13300231 is about 3646.9481762153. The cubic root of 13300231 is about 236.9298218988.

Adding to 13300231 its reverse (13200331), we get a palindrome (26500562).

It can be divided in two parts, 13300 and 231, that added together give a palindrome (13531).

The spelling of 13300231 in words is "thirteen million, three hundred thousand, two hundred thirty-one".

Divisors: 1 7 151 1057 12583 88081 1900033 13300231