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12863214 = 2327137853
BaseRepresentation
bin110001000100…
…011011101110
3220012112000100
4301010123232
511243110324
61135411530
7214223040
oct61043356
926175010
1012863214
117296361
124383ba6
132884b90
1419cba90
1511e14c9
hexc446ee

12863214 has 48 divisors (see below), whose sum is σ = 34306272. Its totient is φ = 3392064.

The previous prime is 12863177. The next prime is 12863251. The reversal of 12863214 is 41236821.

12863214 is a `hidden beast` number, since 1 + 28 + 632 + 1 + 4 = 666.

12863214 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 an interprime number because it is at equal distance from previous prime (12863177) and next prime (12863251).

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, 2289 + ... + 5564.

It is an arithmetic number, because the mean of its divisors is an integer number (714714).

Almost surely, 212863214 is an apocalyptic number.

12863214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12863214 is an abundant number, since it is smaller than the sum of its proper divisors (21443058).

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

12863214 is a wasteful number, since it uses less digits than its factorization.

12863214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7881 (or 7878 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 12863214 is about 3586.5323085119. The cubic root of 12863214 is about 234.3058678238.

The spelling of 12863214 in words is "twelve million, eight hundred sixty-three thousand, two hundred fourteen".

Divisors: 1 2 3 6 7 9 13 14 18 21 26 39 42 63 78 91 117 126 182 234 273 546 819 1638 7853 15706 23559 47118 54971 70677 102089 109942 141354 164913 204178 306267 329826 494739 612534 714623 918801 989478 1429246 1837602 2143869 4287738 6431607 12863214