Base | Representation |
---|---|
bin | 10010011000100000010… |
… | …00110010110000110001 |
3 | 2020101100110000221101210 |
4 | 21030100020302300301 |
5 | 40322040004324131 |
6 | 1202100042550333 |
7 | 63430255226463 |
oct | 11142010626061 |
9 | 2211313027353 |
10 | 631630933041 |
11 | 223967216779 |
12 | a24b7b083a9 |
13 | 47740b98c34 |
14 | 227dd156133 |
15 | 1166bc56146 |
hex | 9310232c31 |
631630933041 has 16 divisors (see below), whose sum is σ = 848375562240. Its totient is φ = 417997219920.
The previous prime is 631630933019. The next prime is 631630933049. The reversal of 631630933041 is 140339036136.
It is not a de Polignac number, because 631630933041 - 25 = 631630933009 is a prime.
It is not an unprimeable number, because it can be changed into a prime (631630933049) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1060221 + ... + 1545098.
It is an arithmetic number, because the mean of its divisors is an integer number (53023472640).
Almost surely, 2631630933041 is an apocalyptic number.
It is an amenable number.
631630933041 is a deficient number, since it is larger than the sum of its proper divisors (216744629199).
631630933041 is a wasteful number, since it uses less digits than its factorization.
631630933041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2605916.
The product of its (nonzero) digits is 104976, while the sum is 39.
Adding to 631630933041 its reverse (140339036136), we get a palindrome (771969969177).
The spelling of 631630933041 in words is "six hundred thirty-one billion, six hundred thirty million, nine hundred thirty-three thousand, forty-one".
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