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13230294 = 2372114091
BaseRepresentation
bin110010011110…
…000011010110
3220220011112220
4302132003112
511341332134
61151323210
7220312200
oct62360326
926804486
1013230294
117517130
124520506
132982c9c
141a85770
151265149
hexc9e0d6

13230294 has 48 divisors (see below), whose sum is σ = 33587136. Its totient is φ = 3435600.

The previous prime is 13230277. The next prime is 13230299. The reversal of 13230294 is 49203231.

13230294 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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (13230299) 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, 1189 + ... + 5279.

It is an arithmetic number, because the mean of its divisors is an integer number (699732).

Almost surely, 213230294 is an apocalyptic number.

13230294 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13230294, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16793568).

13230294 is an abundant number, since it is smaller than the sum of its proper divisors (20356842).

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

13230294 is a wasteful number, since it uses less digits than its factorization.

13230294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4121 (or 4114 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 13230294 is about 3637.3471101890. The cubic root of 13230294 is about 236.5138068213.

The spelling of 13230294 in words is "thirteen million, two hundred thirty thousand, two hundred ninety-four".

Divisors: 1 2 3 6 7 11 14 21 22 33 42 49 66 77 98 147 154 231 294 462 539 1078 1617 3234 4091 8182 12273 24546 28637 45001 57274 85911 90002 135003 171822 200459 270006 315007 400918 601377 630014 945021 1202754 1890042 2205049 4410098 6615147 13230294