Base | Representation |
---|---|
bin | 111111111101010… |
… | …0001100010001011 |
3 | 12112120011112121102 |
4 | 1333322201202023 |
5 | 13343342020024 |
6 | 552541132015 |
7 | 104116052054 |
oct | 17772414213 |
9 | 5476145542 |
10 | 2146048139 |
11 | a0142a804 |
12 | 4ba85a00b |
13 | 2827c1591 |
14 | 16503572b |
15 | c86111ae |
hex | 7fea188b |
2146048139 has 2 divisors, whose sum is σ = 2146048140. Its totient is φ = 2146048138.
The previous prime is 2146048127. The next prime is 2146048181. The reversal of 2146048139 is 9318406412.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2146048139 - 228 = 1877612683 is a prime.
It is a super-2 number, since 2×21460481392 = 9211045229810726642, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (2146044139) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1073024069 + 1073024070.
It is an arithmetic number, because the mean of its divisors is an integer number (1073024070).
Almost surely, 22146048139 is an apocalyptic number.
2146048139 is a deficient number, since it is larger than the sum of its proper divisors (1).
2146048139 is an equidigital number, since it uses as much as digits as its factorization.
2146048139 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 41472, while the sum is 38.
The square root of 2146048139 is about 46325.4588644300. The cubic root of 2146048139 is about 1289.8716173340.
The spelling of 2146048139 in words is "two billion, one hundred forty-six million, forty-eight thousand, one hundred thirty-nine".
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