Base | Representation |
---|---|
bin | 110101010010… |
… | …111000011010 |
3 | 222021210120100 |
4 | 311102320122 |
5 | 12034032340 |
6 | 1215240230 |
7 | 226515456 |
oct | 65227032 |
9 | 28253510 |
10 | 13970970 |
11 | 7982662 |
12 | 4819076 |
13 | 2b82160 |
14 | 1bd9666 |
15 | 135e830 |
hex | d52e1a |
13970970 has 48 divisors (see below), whose sum is σ = 39121992. Its totient is φ = 3438720.
The previous prime is 13970969. The next prime is 13970977. The reversal of 13970970 is 7907931.
13970970 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 7017201 + 6953769 = 2649^2 + 2637^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13970977) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4801 + ... + 7140.
Almost surely, 213970970 is an apocalyptic number.
13970970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13970970 is an abundant number, since it is smaller than the sum of its proper divisors (25151022).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13970970 is a wasteful number, since it uses less digits than its factorization.
13970970 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11967 (or 11964 counting only the distinct ones).
The product of its (nonzero) digits is 11907, while the sum is 36.
The square root of 13970970 is about 3737.7760767601. The cubic root of 13970970 is about 240.8475244036.
The spelling of 13970970 in words is "thirteen million, nine hundred seventy thousand, nine hundred seventy".
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