Base | Representation |
---|---|
bin | 110101001110… |
… | …010111110100 |
3 | 222020212020021 |
4 | 311032113310 |
5 | 12032440000 |
6 | 1215014524 |
7 | 226410562 |
oct | 65162764 |
9 | 28225207 |
10 | 13952500 |
11 | 796a7a1 |
12 | 480a444 |
13 | 2b76923 |
14 | 1bd2a32 |
15 | 135911a |
hex | d4e5f4 |
13952500 has 30 divisors (see below), whose sum is σ = 30516794. Its totient is φ = 5580000.
The previous prime is 13952489. The next prime is 13952503. The reversal of 13952500 is 525931.
It can be written as a sum of positive squares in 5 ways, for example, as 6780816 + 7171684 = 2604^2 + 2678^2 .
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13952503) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 291 + ... + 5290.
Almost surely, 213952500 is an apocalyptic number.
13952500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13952500 is an abundant number, since it is smaller than the sum of its proper divisors (16564294).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13952500 is an equidigital number, since it uses as much as digits as its factorization.
13952500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5605 (or 5588 counting only the distinct ones).
The product of its (nonzero) digits is 1350, while the sum is 25.
The square root of 13952500 is about 3735.3045391240. The cubic root of 13952500 is about 240.7413419519.
The spelling of 13952500 in words is "thirteen million, nine hundred fifty-two thousand, five hundred".
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