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13300245 = 325742223
BaseRepresentation
bin110010101111…
…001000010101
3221000201111200
4302233020111
511401101440
61153023113
7221023140
oct62571025
927021450
1013300245
117564742
124554a99
1329a8a8a
141aa3057
15127ac30
hexcaf215

13300245 has 24 divisors (see below), whose sum is σ = 26347776. Its totient is φ = 6079968.

The previous prime is 13300223. The next prime is 13300253. The reversal of 13300245 is 54200331.

13300245 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 not a de Polignac number, because 13300245 - 26 = 13300181 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20797 + ... + 21426.

It is an arithmetic number, because the mean of its divisors is an integer number (1097824).

Almost surely, 213300245 is an apocalyptic number.

13300245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13300245 is a deficient number, since it is larger than the sum of its proper divisors (13047531).

13300245 is a wasteful number, since it uses less digits than its factorization.

13300245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42241 (or 42238 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 13300245 is about 3646.9500956279. The cubic root of 13300245 is about 236.9299050306.

Adding to 13300245 its reverse (54200331), we get a palindrome (67500576).

The spelling of 13300245 in words is "thirteen million, three hundred thousand, two hundred forty-five".

Divisors: 1 3 5 7 9 15 21 35 45 63 105 315 42223 126669 211115 295561 380007 633345 886683 1477805 1900035 2660049 4433415 13300245