Base | Representation |
---|---|
bin | 1000000111100… |
… | …00101000110001 |
3 | 11202010120010000 |
4 | 10003300220301 |
5 | 114413011023 |
6 | 10431300213 |
7 | 1454536164 |
oct | 403605061 |
9 | 152116100 |
10 | 68094513 |
11 | 3548a463 |
12 | 1a97a669 |
13 | 11152416 |
14 | 9087adb |
15 | 5ea1243 |
hex | 40f0a31 |
68094513 has 20 divisors (see below), whose sum is σ = 106147008. Its totient is φ = 43421400.
The previous prime is 68094491. The next prime is 68094539. The reversal of 68094513 is 31549086.
It is not a de Polignac number, because 68094513 - 210 = 68093489 is a prime.
It is not an unprimeable number, because it can be changed into a prime (68099513) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 16413 + ... + 20138.
Almost surely, 268094513 is an apocalyptic number.
It is an amenable number.
68094513 is a deficient number, since it is larger than the sum of its proper divisors (38052495).
68094513 is a wasteful number, since it uses less digits than its factorization.
68094513 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36586 (or 36577 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 36.
The square root of 68094513 is about 8251.9399537321. The cubic root of 68094513 is about 408.3545253289.
The spelling of 68094513 in words is "sixty-eight million, ninety-four thousand, five hundred thirteen".
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