Base | Representation |
---|---|
bin | 10111011011001… |
… | …110011100001111 |
3 | 1000101112010111022 |
4 | 113123032130033 |
5 | 1301102404012 |
6 | 102555344355 |
7 | 12511361342 |
oct | 2733163417 |
9 | 1011463438 |
10 | 393013007 |
11 | 191933542 |
12 | ab7520bb |
13 | 6356629a |
14 | 3a2a6459 |
15 | 24783472 |
hex | 176ce70f |
393013007 has 2 divisors, whose sum is σ = 393013008. Its totient is φ = 393013006.
The previous prime is 393012989. The next prime is 393013037. The reversal of 393013007 is 700310393.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 393013007 - 28 = 393012751 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (393013037) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 196506503 + 196506504.
It is an arithmetic number, because the mean of its divisors is an integer number (196506504).
Almost surely, 2393013007 is an apocalyptic number.
393013007 is a deficient number, since it is larger than the sum of its proper divisors (1).
393013007 is an equidigital number, since it uses as much as digits as its factorization.
393013007 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1701, while the sum is 26.
The square root of 393013007 is about 19824.5556570633. Note that the first 3 decimals coincide. The cubic root of 393013007 is about 732.4910252951.
The spelling of 393013007 in words is "three hundred ninety-three million, thirteen thousand, seven".
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