Base | Representation |
---|---|
bin | 10010110111101110… |
… | …11101111001011111 |
3 | 222011001122100221001 |
4 | 21123313131321133 |
5 | 131222041423011 |
6 | 4353150451131 |
7 | 506026535665 |
oct | 113367357137 |
9 | 28131570831 |
10 | 10131201631 |
11 | 4329887811 |
12 | 1b68b03aa7 |
13 | c55c36b85 |
14 | 6c1756c35 |
15 | 3e46777c1 |
hex | 25bddde5f |
10131201631 has 2 divisors, whose sum is σ = 10131201632. Its totient is φ = 10131201630.
The previous prime is 10131201611. The next prime is 10131201659. The reversal of 10131201631 is 13610213101.
10131201631 is digitally balanced in base 3, 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 10131201631 - 25 = 10131201599 is a prime.
It is a super-2 number, since 2×101312016312 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 10131201599 and 10131201608.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10131201611) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5065600815 + 5065600816.
It is an arithmetic number, because the mean of its divisors is an integer number (5065600816).
Almost surely, 210131201631 is an apocalyptic number.
10131201631 is a deficient number, since it is larger than the sum of its proper divisors (1).
10131201631 is an equidigital number, since it uses as much as digits as its factorization.
10131201631 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 108, while the sum is 19.
Adding to 10131201631 its reverse (13610213101), we get a palindrome (23741414732).
The spelling of 10131201631 in words is "ten billion, one hundred thirty-one million, two hundred one thousand, six hundred thirty-one".
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