Base | Representation |
---|---|
bin | 10000000001001… |
… | …000011001101101 |
3 | 200201200000000112 |
4 | 100001020121231 |
5 | 1022243411023 |
6 | 42355505405 |
7 | 6442120154 |
oct | 2001103155 |
9 | 621600015 |
10 | 268732013 |
11 | 128768380 |
12 | 75bb8265 |
13 | 438a0934 |
14 | 2799459b |
15 | 188d4478 |
hex | 1004866d |
268732013 has 8 divisors (see below), whose sum is σ = 296066016. Its totient is φ = 241882000.
The previous prime is 268732007. The next prime is 268732031. The reversal of 268732013 is 310237862.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 268732013 - 24 = 268731997 is a prime.
It is a super-2 number, since 2×2687320132 = 144433789622064338, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (268732043) 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, 119831 + ... + 122052.
It is an arithmetic number, because the mean of its divisors is an integer number (37008252).
Almost surely, 2268732013 is an apocalyptic number.
It is an amenable number.
268732013 is a deficient number, since it is larger than the sum of its proper divisors (27334003).
268732013 is a wasteful number, since it uses less digits than its factorization.
268732013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 241995.
The product of its (nonzero) digits is 12096, while the sum is 32.
The square root of 268732013 is about 16393.0477032186. The cubic root of 268732013 is about 645.3170430216.
Adding to 268732013 its reverse (310237862), we get a palindrome (578969875).
The spelling of 268732013 in words is "two hundred sixty-eight million, seven hundred thirty-two thousand, thirteen".
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