Base | Representation |
---|---|
bin | 10000000001111… |
… | …000101111011101 |
3 | 200202001001121212 |
4 | 100001320233131 |
5 | 1022321230023 |
6 | 42404034205 |
7 | 6443603342 |
oct | 2001705735 |
9 | 622031555 |
10 | 268930013 |
11 | 128893110 |
12 | 76092965 |
13 | 4393cab1 |
14 | 27a067c9 |
15 | 18922e78 |
hex | 10078bdd |
268930013 has 8 divisors (see below), whose sum is σ = 296227776. Its totient is φ = 242107200.
The previous prime is 268929989. The next prime is 268930049. The reversal of 268930013 is 310039862.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-268930013 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (268930063) 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, 117548 + ... + 119813.
It is an arithmetic number, because the mean of its divisors is an integer number (37028472).
Almost surely, 2268930013 is an apocalyptic number.
It is an amenable number.
268930013 is a deficient number, since it is larger than the sum of its proper divisors (27297763).
268930013 is a wasteful number, since it uses less digits than its factorization.
268930013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 237475.
The product of its (nonzero) digits is 7776, while the sum is 32.
The square root of 268930013 is about 16399.0857367111. The cubic root of 268930013 is about 645.4754925803.
Adding to 268930013 its reverse (310039862), we get a palindrome (578969875).
The spelling of 268930013 in words is "two hundred sixty-eight million, nine hundred thirty thousand, thirteen".
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