Base | Representation |
---|---|
bin | 110101000101… |
… | …110001000100 |
3 | 222012001212210 |
4 | 311011301010 |
5 | 12030323002 |
6 | 1214143420 |
7 | 226203036 |
oct | 65056104 |
9 | 28161783 |
10 | 13917252 |
11 | 7946268 |
12 | 47b1b70 |
13 | 2b6387b |
14 | 1bc3c56 |
15 | 134d96c |
hex | d45c44 |
13917252 has 24 divisors (see below), whose sum is σ = 32536000. Its totient is φ = 4630176.
The previous prime is 13917247. The next prime is 13917263. The reversal of 13917252 is 25271931.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9249 + ... + 10647.
Almost surely, 213917252 is an apocalyptic number.
13917252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13917252 is an abundant number, since it is smaller than the sum of its proper divisors (18618748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13917252 is a wasteful number, since it uses less digits than its factorization.
13917252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2235 (or 2233 counting only the distinct ones).
The product of its digits is 3780, while the sum is 30.
The square root of 13917252 is about 3730.5833324026. The cubic root of 13917252 is about 240.5384438669.
It can be divided in two parts, 139 and 17252, that added together give a triangular number (17391 = T186).
The spelling of 13917252 in words is "thirteen million, nine hundred seventeen thousand, two hundred fifty-two".
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