Base | Representation |
---|---|
bin | 1110001001001000010000… |
… | …11110001110010111011110 |
3 | 11002010010112111101100120122 |
4 | 13010210020132032113132 |
5 | 13034020300041044410 |
6 | 150051050511514542 |
7 | 6356621000053355 |
oct | 704441036162736 |
9 | 132103474340518 |
10 | 31100000331230 |
11 | 9a00488458996 |
12 | 35a347b228a52 |
13 | 14479433021cc |
14 | 7973688dc99c |
15 | 38deb07e2e55 |
hex | 1c490878e5de |
31100000331230 has 64 divisors (see below), whose sum is σ = 59403275430912. Its totient is φ = 11682497548800.
The previous prime is 31100000331199. The next prime is 31100000331287. The reversal of 31100000331230 is 3213300000113.
It is a super-2 number, since 2×311000003312302 (a number of 28 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a junction number, because it is equal to n+sod(n) for n = 31100000331199 and 31100000331208.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 669499505 + ... + 669545955.
It is an arithmetic number, because the mean of its divisors is an integer number (928176178608).
Almost surely, 231100000331230 is an apocalyptic number.
31100000331230 is a deficient number, since it is larger than the sum of its proper divisors (28303275099682).
31100000331230 is a wasteful number, since it uses less digits than its factorization.
31100000331230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55049.
The product of its (nonzero) digits is 162, while the sum is 17.
Adding to 31100000331230 its reverse (3213300000113), we get a palindrome (34313300331343).
The spelling of 31100000331230 in words is "thirty-one trillion, one hundred billion, three hundred thirty-one thousand, two hundred thirty".
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