Base | Representation |
---|---|
bin | 1000001001011… |
… | …01111000001100 |
3 | 11202121022012111 |
4 | 10010231320030 |
5 | 114444022411 |
6 | 10440513404 |
7 | 1456632412 |
oct | 404557014 |
9 | 152538174 |
10 | 68345356 |
11 | 35640972 |
12 | 1aa7b864 |
13 | 1120c651 |
14 | 91112b2 |
15 | 6000721 |
hex | 412de0c |
68345356 has 24 divisors (see below), whose sum is σ = 126560000. Its totient is φ = 32204304.
The previous prime is 68345323. The next prime is 68345357. The reversal of 68345356 is 65354386.
It is not an unprimeable number, because it can be changed into a prime (68345357) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12865 + ... + 17383.
Almost surely, 268345356 is an apocalyptic number.
It is an amenable number.
68345356 is a deficient number, since it is larger than the sum of its proper divisors (58214644).
68345356 is a wasteful number, since it uses less digits than its factorization.
68345356 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4741 (or 4739 counting only the distinct ones).
The product of its digits is 259200, while the sum is 40.
The square root of 68345356 is about 8267.1250141751. The cubic root of 68345356 is about 408.8553358814.
The spelling of 68345356 in words is "sixty-eight million, three hundred forty-five thousand, three hundred fifty-six".
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