Base | Representation |
---|---|
bin | 1100100000011110… |
… | …11001000111110001 |
3 | 122022222022100112201 |
4 | 12100033121013301 |
5 | 102223004441312 |
6 | 3030152023201 |
7 | 325254614326 |
oct | 62017310761 |
9 | 18288270481 |
10 | 6714921457 |
11 | 2936441972 |
12 | 1374991b01 |
13 | 830230b0a |
14 | 479b4cb4d |
15 | 2947a6557 |
hex | 1903d91f1 |
6714921457 has 2 divisors, whose sum is σ = 6714921458. Its totient is φ = 6714921456.
The previous prime is 6714921413. The next prime is 6714921467. The reversal of 6714921457 is 7541294176.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 6061556736 + 653364721 = 77856^2 + 25561^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-6714921457 is a prime.
It is not a weakly prime, because it can be changed into another prime (6714921467) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3357460728 + 3357460729.
It is an arithmetic number, because the mean of its divisors is an integer number (3357460729).
Almost surely, 26714921457 is an apocalyptic number.
It is an amenable number.
6714921457 is a deficient number, since it is larger than the sum of its proper divisors (1).
6714921457 is an equidigital number, since it uses as much as digits as its factorization.
6714921457 is an evil number, because the sum of its binary digits is even.
The product of its digits is 423360, while the sum is 46.
The square root of 6714921457 is about 81944.6243325332. The cubic root of 6714921457 is about 1886.6020951061.
The spelling of 6714921457 in words is "six billion, seven hundred fourteen million, nine hundred twenty-one thousand, four hundred fifty-seven".
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