Base | Representation |
---|---|
bin | 110001010100… |
… | …111011000101 |
3 | 220022221122221 |
4 | 301110323011 |
5 | 11302241012 |
6 | 1141052341 |
7 | 214624000 |
oct | 61247305 |
9 | 26287587 |
10 | 12930757 |
11 | 7332084 |
12 | 43b70b1 |
13 | 28a9848 |
14 | 1a08537 |
15 | 1206507 |
hex | c54ec5 |
12930757 has 8 divisors (see below), whose sum is σ = 15080000. Its totient is φ = 11083212.
The previous prime is 12930739. The next prime is 12930787. The reversal of 12930757 is 75703921.
12930757 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 12930757 - 223 = 4542149 is a prime.
It is a Duffinian number.
12930757 is strictly pandigital in base 8.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12930707) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18507 + ... + 19192.
It is an arithmetic number, because the mean of its divisors is an integer number (1885000).
Almost surely, 212930757 is an apocalyptic number.
It is an amenable number.
12930757 is a deficient number, since it is larger than the sum of its proper divisors (2149243).
12930757 is an frugal number, since it uses more digits than its factorization.
12930757 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37720 (or 37706 counting only the distinct ones).
The product of its (nonzero) digits is 13230, while the sum is 34.
The square root of 12930757 is about 3595.9361785215. The cubic root of 12930757 is about 234.7152549381.
The spelling of 12930757 in words is "twelve million, nine hundred thirty thousand, seven hundred fifty-seven".
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