Base | Representation |
---|---|
bin | 1000001011011010… |
… | …0101111000100111 |
3 | 12122222221021201101 |
4 | 2002312211320213 |
5 | 13444002132111 |
6 | 1001501540531 |
7 | 105255105331 |
oct | 20266457047 |
9 | 5588837641 |
10 | 2195349031 |
11 | a27243247 |
12 | 513274747 |
13 | 28ca936c5 |
14 | 16b7ca451 |
15 | ccaedbc1 |
hex | 82da5e27 |
2195349031 has 2 divisors, whose sum is σ = 2195349032. Its totient is φ = 2195349030.
The previous prime is 2195348999. The next prime is 2195349071. The reversal of 2195349031 is 1309435912.
2195349031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2195349031 - 25 = 2195348999 is a prime.
It is a super-2 number, since 2×21953490312 = 9639114735825277922, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2195349071) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1097674515 + 1097674516.
It is an arithmetic number, because the mean of its divisors is an integer number (1097674516).
Almost surely, 22195349031 is an apocalyptic number.
2195349031 is a deficient number, since it is larger than the sum of its proper divisors (1).
2195349031 is an equidigital number, since it uses as much as digits as its factorization.
2195349031 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 29160, while the sum is 37.
The square root of 2195349031 is about 46854.5518706561. The cubic root of 2195349031 is about 1299.6742834869.
The spelling of 2195349031 in words is "two billion, one hundred ninety-five million, three hundred forty-nine thousand, thirty-one".
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