Base | Representation |
---|---|
bin | 110101011000… |
… | …110010000100 |
3 | 222100000201112 |
4 | 311120302010 |
5 | 12040321030 |
6 | 1215544152 |
7 | 226646105 |
oct | 65306204 |
9 | 28300645 |
10 | 13995140 |
11 | 7999835 |
12 | 482b058 |
13 | 2b90163 |
14 | 1c043ac |
15 | 1366a95 |
hex | d58c84 |
13995140 has 12 divisors (see below), whose sum is σ = 29389836. Its totient is φ = 5598048.
The previous prime is 13995119. The next prime is 13995151. The reversal of 13995140 is 4159931.
It can be written as a sum of positive squares in 2 ways, for example, as 1435204 + 12559936 = 1198^2 + 3544^2 .
It is a junction number, because it is equal to n+sod(n) for n = 13995097 and 13995106.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 349859 + ... + 349898.
It is an arithmetic number, because the mean of its divisors is an integer number (2449153).
Almost surely, 213995140 is an apocalyptic number.
13995140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13995140 is an abundant number, since it is smaller than the sum of its proper divisors (15394696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13995140 is a wasteful number, since it uses less digits than its factorization.
13995140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 699766 (or 699764 counting only the distinct ones).
The product of its (nonzero) digits is 4860, while the sum is 32.
The square root of 13995140 is about 3741.0078855838. The cubic root of 13995140 is about 240.9863344007.
The spelling of 13995140 in words is "thirteen million, nine hundred ninety-five thousand, one hundred forty".
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