Base | Representation |
---|---|
bin | 1110001001001000011110… |
… | …01100011111011011011001 |
3 | 11002010010211100121202211211 |
4 | 13010210033030133123121 |
5 | 13034021012424414113 |
6 | 150051110021223121 |
7 | 6356623536553423 |
oct | 704441714373331 |
9 | 132103740552754 |
10 | 31100113123033 |
11 | 9a00536097059 |
12 | 35a34b0b61aa1 |
13 | 14479607a4216 |
14 | 79737989d813 |
15 | 38deba672b3d |
hex | 1c490f31f6d9 |
31100113123033 has 16 divisors (see below), whose sum is σ = 32745520684800. Its totient is φ = 29455562822400.
The previous prime is 31100113122817. The next prime is 31100113123039. The reversal of 31100113123033 is 33032131100113.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-31100113123033 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 31100113122995 and 31100113123013.
It is not an unprimeable number, because it can be changed into a prime (31100113123039) 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, 1892531985 + ... + 1892548417.
It is an arithmetic number, because the mean of its divisors is an integer number (2046595042800).
Almost surely, 231100113123033 is an apocalyptic number.
It is an amenable number.
31100113123033 is a deficient number, since it is larger than the sum of its proper divisors (1645407561767).
31100113123033 is a wasteful number, since it uses less digits than its factorization.
31100113123033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36432.
The product of its (nonzero) digits is 486, while the sum is 22.
Adding to 31100113123033 its reverse (33032131100113), we get a palindrome (64132244223146).
The spelling of 31100113123033 in words is "thirty-one trillion, one hundred billion, one hundred thirteen million, one hundred twenty-three thousand, thirty-three".
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