Base | Representation |
---|---|
bin | 110100011101… |
… | …111010101001 |
3 | 221212202222100 |
4 | 310131322221 |
5 | 12010112100 |
6 | 1210444013 |
7 | 224623125 |
oct | 64357251 |
9 | 27782870 |
10 | 13754025 |
11 | 784466a |
12 | 4733609 |
13 | 2b0749c |
14 | 1b80585 |
15 | 131a400 |
hex | d1dea9 |
13754025 has 18 divisors (see below), whose sum is σ = 24635390. Its totient is φ = 7335360.
The previous prime is 13754017. The next prime is 13754053. The reversal of 13754025 is 52045731.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 4761 + 13749264 = 69^2 + 3708^2 .
It is not a de Polignac number, because 13754025 - 23 = 13754017 is a prime.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 13754025.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 30340 + ... + 30789.
Almost surely, 213754025 is an apocalyptic number.
13754025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13754025 is a deficient number, since it is larger than the sum of its proper divisors (10881365).
13754025 is a wasteful number, since it uses less digits than its factorization.
13754025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61145 (or 61137 counting only the distinct ones).
The product of its (nonzero) digits is 4200, while the sum is 27.
The square root of 13754025 is about 3708.6419347249. The cubic root of 13754025 is about 239.5943668937.
Adding to 13754025 its reverse (52045731), we get a palindrome (65799756).
The spelling of 13754025 in words is "thirteen million, seven hundred fifty-four thousand, twenty-five".
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