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13241270 = 257261443
BaseRepresentation
bin110010100000…
…101110110110
3220220201121102
4302200232312
511342210040
61151450102
7220356200
oct62405666
926821542
1013241270
1175243a9
124526932
132987c93
141a89770
151268515
hexca0bb6

13241270 has 48 divisors (see below), whose sum is σ = 28243728. Its totient is φ = 4455360.

The previous prime is 13241257. The next prime is 13241273. The reversal of 13241270 is 7214231.

13241270 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13241273) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29669 + ... + 30111.

It is an arithmetic number, because the mean of its divisors is an integer number (588411).

Almost surely, 213241270 is an apocalyptic number.

13241270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13241270 is an abundant number, since it is smaller than the sum of its proper divisors (15002458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13241270 is a wasteful number, since it uses less digits than its factorization.

13241270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525 (or 518 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 13241270 is about 3638.8555893302. The cubic root of 13241270 is about 236.5791935767.

The spelling of 13241270 in words is "thirteen million, two hundred forty-one thousand, two hundred seventy".

Divisors: 1 2 5 7 10 14 35 49 61 70 98 122 245 305 427 443 490 610 854 886 2135 2215 2989 3101 4270 4430 5978 6202 14945 15505 21707 27023 29890 31010 43414 54046 108535 135115 189161 217070 270230 378322 945805 1324127 1891610 2648254 6620635 13241270