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14121310 = 257323179
BaseRepresentation
bin110101110111…
…100101011110
3222120102210111
4311313211132
512103340220
61222400234
7231013000
oct65674536
928512714
1014121310
117a75605
12489007a
132c05708
141c38370
15138e15a
hexd7795e

14121310 has 64 divisors (see below), whose sum is σ = 31104000. Its totient is φ = 4605216.

The previous prime is 14121307. The next prime is 14121319. The reversal of 14121310 is 1312141.

It is a super-2 number, since 2×141213102 = 398822792232200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14121319) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78801 + ... + 78979.

It is an arithmetic number, because the mean of its divisors is an integer number (486000).

Almost surely, 214121310 is an apocalyptic number.

14121310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14121310 is an abundant number, since it is smaller than the sum of its proper divisors (16982690).

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

14121310 is a wasteful number, since it uses less digits than its factorization.

14121310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230 (or 216 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 14121310 is about 3757.8331522302. The cubic root of 14121310 is about 241.7083548112.

Adding to 14121310 its reverse (1312141), we get a palindrome (15433451).

The spelling of 14121310 in words is "fourteen million, one hundred twenty-one thousand, three hundred ten".

Divisors: 1 2 5 7 10 14 23 35 46 49 70 98 115 161 179 230 245 322 343 358 490 686 805 895 1127 1253 1610 1715 1790 2254 2506 3430 4117 5635 6265 7889 8234 8771 11270 12530 15778 17542 20585 28819 39445 41170 43855 57638 61397 78890 87710 122794 144095 201733 288190 306985 403466 613970 1008665 1412131 2017330 2824262 7060655 14121310