Base | Representation |
---|---|
bin | 100000000010110111011… |
… | …010000111001000010111 |
3 | 21210112000011021101222200 |
4 | 200002313122013020113 |
5 | 242034400141043111 |
6 | 4403344140255543 |
7 | 315045045655116 |
oct | 40026732071027 |
9 | 7715004241880 |
10 | 2202100331031 |
11 | 7799a6256857 |
12 | 2b6946b415b3 |
13 | 12c870a58c73 |
14 | 788218a5c7d |
15 | 3c435a32256 |
hex | 200b7687217 |
2202100331031 has 24 divisors (see below), whose sum is σ = 3275879312160. Its totient is φ = 1424410526016.
The previous prime is 2202100331029. The next prime is 2202100331033. The reversal of 2202100331031 is 1301330012022.
2202100331031 is a `hidden beast` number, since 2 + 202 + 100 + 331 + 0 + 31 = 666.
It is an interprime number because it is at equal distance from previous prime (2202100331029) and next prime (2202100331033).
It is not a de Polignac number, because 2202100331031 - 21 = 2202100331029 is a prime.
It is a super-2 number, since 2×22021003310312 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2202100330995 and 2202100331013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2202100331033) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9090640 + ... + 9329733.
It is an arithmetic number, because the mean of its divisors is an integer number (136494971340).
Almost surely, 22202100331031 is an apocalyptic number.
2202100331031 is a deficient number, since it is larger than the sum of its proper divisors (1073778981129).
2202100331031 is a wasteful number, since it uses less digits than its factorization.
2202100331031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18420775 (or 18420772 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 2202100331031 its reverse (1301330012022), we get a palindrome (3503430343053).
The spelling of 2202100331031 in words is "two trillion, two hundred two billion, one hundred million, three hundred thirty-one thousand, thirty-one".
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