Base | Representation |
---|---|
bin | 11100111000011110… |
… | …000000111011111100 |
3 | 2222001021212010102122 |
4 | 130320132000323330 |
5 | 1002003103211244 |
6 | 22125150142112 |
7 | 2145340016222 |
oct | 347036007374 |
9 | 88037763378 |
10 | 31012163324 |
11 | 1217461534a |
12 | 6015ab1938 |
13 | 2c02ca06cc |
14 | 1702a40b12 |
15 | c1790e1ee |
hex | 738780efc |
31012163324 has 18 divisors (see below), whose sum is σ = 54386433024. Its totient is φ = 15473251960.
The previous prime is 31012163309. The next prime is 31012163341. The reversal of 31012163324 is 42336121013.
It is a junction number, because it is equal to n+sod(n) for n = 31012163293 and 31012163302.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 900869 + ... + 934659.
Almost surely, 231012163324 is an apocalyptic number.
It is an amenable number.
31012163324 is a deficient number, since it is larger than the sum of its proper divisors (23374269700).
31012163324 is an equidigital number, since it uses as much as digits as its factorization.
31012163324 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34753 (or 34272 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 26.
Adding to 31012163324 its reverse (42336121013), we get a palindrome (73348284337).
The spelling of 31012163324 in words is "thirty-one billion, twelve million, one hundred sixty-three thousand, three hundred twenty-four".
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