Base | Representation |
---|---|
bin | 111111011001010101… |
… | …010001010000111011 |
3 | 20111200222002221010110 |
4 | 333121111101100323 |
5 | 2103402102203201 |
6 | 51134332115403 |
7 | 4626566515665 |
oct | 773125212073 |
9 | 214628087113 |
10 | 68070741051 |
11 | 26961182295 |
12 | 11238905b63 |
13 | 655a83b201 |
14 | 341a6d3535 |
15 | 1b860736d6 |
hex | fd955143b |
68070741051 has 32 divisors (see below), whose sum is σ = 95479077888. Its totient is φ = 43054161920.
The previous prime is 68070741031. The next prime is 68070741061. The reversal of 68070741051 is 15014707086.
It is a cyclic number.
It is not a de Polignac number, because 68070741051 - 25 = 68070741019 is a prime.
It is not an unprimeable number, because it can be changed into a prime (68070741031) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15188731 + ... + 15193211.
It is an arithmetic number, because the mean of its divisors is an integer number (2983721184).
Almost surely, 268070741051 is an apocalyptic number.
68070741051 is a deficient number, since it is larger than the sum of its proper divisors (27408336837).
68070741051 is a wasteful number, since it uses less digits than its factorization.
68070741051 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6251.
The product of its (nonzero) digits is 47040, while the sum is 39.
The spelling of 68070741051 in words is "sixty-eight billion, seventy million, seven hundred forty-one thousand, fifty-one".
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