Base | Representation |
---|---|
bin | 1011101010111011… |
… | …0011000101000101 |
3 | 22002022222020212112 |
4 | 2322232303011011 |
5 | 22404001030041 |
6 | 1234511230405 |
7 | 140430421136 |
oct | 27256630505 |
9 | 8068866775 |
10 | 3132830021 |
11 | 1368445622 |
12 | 735218405 |
13 | 3ac081199 |
14 | 21a101c8d |
15 | 135080deb |
hex | babb3145 |
3132830021 has 2 divisors, whose sum is σ = 3132830022. Its totient is φ = 3132830020.
The previous prime is 3132829981. The next prime is 3132830027. The reversal of 3132830021 is 1200382313.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2744188225 + 388641796 = 52385^2 + 19714^2 .
It is a cyclic number.
It is not a de Polignac number, because 3132830021 - 210 = 3132828997 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (3132830027) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1566415010 + 1566415011.
It is an arithmetic number, because the mean of its divisors is an integer number (1566415011).
Almost surely, 23132830021 is an apocalyptic number.
It is an amenable number.
3132830021 is a deficient number, since it is larger than the sum of its proper divisors (1).
3132830021 is an equidigital number, since it uses as much as digits as its factorization.
3132830021 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 864, while the sum is 23.
The square root of 3132830021 is about 55971.6894599404. The cubic root of 3132830021 is about 1463.2289237631.
The spelling of 3132830021 in words is "three billion, one hundred thirty-two million, eight hundred thirty thousand, twenty-one".
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