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14325381 = 327227387
BaseRepresentation
bin110110101001…
…011010000101
3222221210201200
4312221122011
512131403011
61231013113
7232522650
oct66513205
928853650
1014325381
1180a4964
12496a199
132c77575
141c8c897
1513ce856
hexda9685

14325381 has 12 divisors (see below), whose sum is σ = 23648352. Its totient is φ = 8185896.

The previous prime is 14325371. The next prime is 14325419. The reversal of 14325381 is 18352341.

It is a happy number.

14325381 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 14325381 - 210 = 14324357 is a prime.

It is a super-2 number, since 2×143253812 = 410433081590322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14325361) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113631 + ... + 113756.

It is an arithmetic number, because the mean of its divisors is an integer number (1970696).

Almost surely, 214325381 is an apocalyptic number.

It is an amenable number.

14325381 is a deficient number, since it is larger than the sum of its proper divisors (9322971).

14325381 is a wasteful number, since it uses less digits than its factorization.

14325381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227400 (or 227397 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 14325381 is about 3784.8885056234. Note that the first 3 decimals coincide. The cubic root of 14325381 is about 242.8671223943.

It can be divided in two parts, 14325 and 381, that added together give a triangular number (14706 = T171).

The spelling of 14325381 in words is "fourteen million, three hundred twenty-five thousand, three hundred eighty-one".

Divisors: 1 3 7 9 21 63 227387 682161 1591709 2046483 4775127 14325381