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13241249 = 717111271
BaseRepresentation
bin110010100000…
…101110100001
3220220201120122
4302200232201
511342204444
61151450025
7220356140
oct62405641
926821518
1013241249
11752438a
124526915
132987c78
141a89757
1512684ee
hexca0ba1

13241249 has 8 divisors (see below), whose sum is σ = 16023168. Its totient is φ = 10681920.

The previous prime is 13241243. The next prime is 13241257. The reversal of 13241249 is 94214231.

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 13241249 - 212 = 13237153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13241243) 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, 55517 + ... + 55754.

It is an arithmetic number, because the mean of its divisors is an integer number (2002896).

Almost surely, 213241249 is an apocalyptic number.

It is an amenable number.

13241249 is a deficient number, since it is larger than the sum of its proper divisors (2781919).

13241249 is a wasteful number, since it uses less digits than its factorization.

13241249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111295.

The product of its digits is 1728, while the sum is 26.

The square root of 13241249 is about 3638.8527038065. The cubic root of 13241249 is about 236.5790685090.

The spelling of 13241249 in words is "thirteen million, two hundred forty-one thousand, two hundred forty-nine".

Divisors: 1 7 17 119 111271 778897 1891607 13241249