Base | Representation |
---|---|
bin | 1100111100011010… |
… | …00101011000010011 |
3 | 122221022010210121221 |
4 | 12132031011120103 |
5 | 103212443303311 |
6 | 3105321225511 |
7 | 334131126346 |
oct | 63615053023 |
9 | 18838123557 |
10 | 6949197331 |
11 | 2a4670589a |
12 | 141b332297 |
13 | 8699293ab |
14 | 49ccd445d |
15 | 2aa131671 |
hex | 19e345613 |
6949197331 has 2 divisors, whose sum is σ = 6949197332. Its totient is φ = 6949197330.
The previous prime is 6949197319. The next prime is 6949197371. The reversal of 6949197331 is 1337919496.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 6949197331 - 223 = 6940808723 is a prime.
It is a super-2 number, since 2×69491973312 = 96582687090355047122, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (6949197301) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3474598665 + 3474598666.
It is an arithmetic number, because the mean of its divisors is an integer number (3474598666).
Almost surely, 26949197331 is an apocalyptic number.
6949197331 is a deficient number, since it is larger than the sum of its proper divisors (1).
6949197331 is an equidigital number, since it uses as much as digits as its factorization.
6949197331 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1102248, while the sum is 52.
The square root of 6949197331 is about 83361.8457749107. The cubic root of 6949197331 is about 1908.2922274160.
The spelling of 6949197331 in words is "six billion, nine hundred forty-nine million, one hundred ninety-seven thousand, three hundred thirty-one".
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