Base | Representation |
---|---|
bin | 10010101010000… |
… | …000110110000111 |
3 | 210210222012221111 |
4 | 102222000312013 |
5 | 1120112102044 |
6 | 51020425451 |
7 | 10520325232 |
oct | 2252006607 |
9 | 723865844 |
10 | 313003399 |
11 | 1507560a5 |
12 | 889a8287 |
13 | 4cb01717 |
14 | 2d7da419 |
15 | 1c72bb34 |
hex | 12a80d87 |
313003399 has 2 divisors, whose sum is σ = 313003400. Its totient is φ = 313003398.
The previous prime is 313003393. The next prime is 313003417. The reversal of 313003399 is 993300313.
It is a weak prime.
It is an emirp because it is prime and its reverse (993300313) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 313003399 - 217 = 312872327 is a prime.
It is a super-2 number, since 2×3130033992 = 195942255571106402, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 313003399.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (313003393) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156501699 + 156501700.
It is an arithmetic number, because the mean of its divisors is an integer number (156501700).
Almost surely, 2313003399 is an apocalyptic number.
313003399 is a deficient number, since it is larger than the sum of its proper divisors (1).
313003399 is an equidigital number, since it uses as much as digits as its factorization.
313003399 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6561, while the sum is 31.
The square root of 313003399 is about 17691.9020741129. The cubic root of 313003399 is about 678.9685913621.
The spelling of 313003399 in words is "three hundred thirteen million, three thousand, three hundred ninety-nine".
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