Base | Representation |
---|---|
bin | 1100111010001000… |
… | …01000010000100101 |
3 | 122212222011011110001 |
4 | 12131010020100211 |
5 | 103143044310423 |
6 | 3103355301301 |
7 | 333506434222 |
oct | 63504102045 |
9 | 18788134401 |
10 | 6930072613 |
11 | 2a36933142 |
12 | 1414a4a831 |
13 | 8659914a9 |
14 | 49a556949 |
15 | 2a8604cad |
hex | 19d108425 |
6930072613 has 8 divisors (see below), whose sum is σ = 6941433240. Its totient is φ = 6918723840.
The previous prime is 6930072577. The next prime is 6930072619. The reversal of 6930072613 is 3162700396.
It can be written as a sum of positive squares in 4 ways, for example, as 1253655649 + 5676416964 = 35407^2 + 75342^2 .
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 6930072613 - 29 = 6930072101 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6930072619) 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, 2939031 + ... + 2941387.
It is an arithmetic number, because the mean of its divisors is an integer number (867679155).
Almost surely, 26930072613 is an apocalyptic number.
It is an amenable number.
6930072613 is a deficient number, since it is larger than the sum of its proper divisors (11360627).
6930072613 is a wasteful number, since it uses less digits than its factorization.
6930072613 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5927.
The product of its (nonzero) digits is 40824, while the sum is 37.
The square root of 6930072613 is about 83247.0576837404. The cubic root of 6930072613 is about 1906.5400307348.
The spelling of 6930072613 in words is "six billion, nine hundred thirty million, seventy-two thousand, six hundred thirteen".
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