Base | Representation |
---|---|
bin | 11101011101010100… |
… | …011100000101000010 |
3 | 10000122101012022111112 |
4 | 131131110130011002 |
5 | 1004234341110200 |
6 | 22310353243322 |
7 | 2166555022631 |
oct | 353524340502 |
9 | 100571168445 |
10 | 31630410050 |
11 | 124615a6258 |
12 | 6168b63542 |
13 | 2ca10b7685 |
14 | 1760bb7518 |
15 | c51d33535 |
hex | 75d51c142 |
31630410050 has 12 divisors (see below), whose sum is σ = 58832562786. Its totient is φ = 12652164000.
The previous prime is 31630410047. The next prime is 31630410067. The reversal of 31630410050 is 5001403613.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 28113564241 + 3516845809 = 167671^2 + 59303^2 .
It is a super-2 number, since 2×316304100502 (a number of 22 digits) contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 31630409998 and 31630410025.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 316304051 + ... + 316304150.
Almost surely, 231630410050 is an apocalyptic number.
31630410050 is a deficient number, since it is larger than the sum of its proper divisors (27202152736).
31630410050 is a wasteful number, since it uses less digits than its factorization.
31630410050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 632608213 (or 632608208 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 23.
Adding to 31630410050 its reverse (5001403613), we get a palindrome (36631813663).
The spelling of 31630410050 in words is "thirty-one billion, six hundred thirty million, four hundred ten thousand, fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •