Base | Representation |
---|---|
bin | 1101001010101000… |
… | …11100101100100101 |
3 | 200020121202110220001 |
4 | 12211110130230211 |
5 | 103434023141412 |
6 | 3125223541301 |
7 | 340110561004 |
oct | 64524345445 |
9 | 20217673801 |
10 | 7068568357 |
11 | 2aa8028034 |
12 | 14532ba831 |
13 | 888592c36 |
14 | 4b0ac8c3b |
15 | 2b5860957 |
hex | 1a551cb25 |
7068568357 has 6 divisors (see below), whose sum is σ = 7389260102. Its totient is φ = 6761238792.
The previous prime is 7068568313. The next prime is 7068568379. The reversal of 7068568357 is 7538658607.
It can be written as a sum of positive squares in only one way, i.e., 7016742756 + 51825601 = 83766^2 + 7199^2 .
It is not a de Polignac number, because 7068568357 - 231 = 4921084709 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 7068568298 and 7068568307.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7068568657) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6680538 + ... + 6681595.
Almost surely, 27068568357 is an apocalyptic number.
It is an amenable number.
7068568357 is a deficient number, since it is larger than the sum of its proper divisors (320691745).
7068568357 is a wasteful number, since it uses less digits than its factorization.
7068568357 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13362179 (or 13362156 counting only the distinct ones).
The product of its (nonzero) digits is 8467200, while the sum is 55.
The square root of 7068568357 is about 84074.7783642633. The cubic root of 7068568357 is about 1919.1569248708.
The spelling of 7068568357 in words is "seven billion, sixty-eight million, five hundred sixty-eight thousand, three hundred fifty-seven".
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