Base | Representation |
---|---|
bin | 111111010111111011… |
… | …111110101111010110 |
3 | 20111122100001202011220 |
4 | 333113323332233112 |
5 | 2103330104144413 |
6 | 51132134311210 |
7 | 4626163540623 |
oct | 772773765726 |
9 | 214570052156 |
10 | 68047334358 |
11 | 26949a45513 |
12 | 11230ab8506 |
13 | 6555a342b3 |
14 | 341755d34a |
15 | 1b83e9d223 |
hex | fd7efebd6 |
68047334358 has 16 divisors (see below), whose sum is σ = 144100237680. Its totient is φ = 21348183296.
The previous prime is 68047334351. The next prime is 68047334363. The reversal of 68047334358 is 85343374086.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is a self number, because there is not a number n which added to its sum of digits gives 68047334358.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68047334351) 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, 333565263 + ... + 333565466.
It is an arithmetic number, because the mean of its divisors is an integer number (9006264855).
Almost surely, 268047334358 is an apocalyptic number.
68047334358 is an abundant number, since it is smaller than the sum of its proper divisors (76052903322).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68047334358 is a wasteful number, since it uses less digits than its factorization.
68047334358 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 667130751.
The product of its (nonzero) digits is 5806080, while the sum is 51.
The spelling of 68047334358 in words is "sixty-eight billion, forty-seven million, three hundred thirty-four thousand, three hundred fifty-eight".
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