Base | Representation |
---|---|
bin | 1110001111000000101110… |
… | …10001000101111111100011 |
3 | 11002211110020000011110001200 |
4 | 13013200113101011333203 |
5 | 13100323211133311321 |
6 | 150323554114332243 |
7 | 6410334342016020 |
oct | 707402721057743 |
9 | 132743200143050 |
10 | 31302112010211 |
11 | 9a79173204829 |
12 | 3616685b8a083 |
13 | 1460a12c6b073 |
14 | 7a305d22a547 |
15 | 39438e339d26 |
hex | 1c7817445fe3 |
31302112010211 has 96 divisors (see below), whose sum is σ = 56201474833920. Its totient is φ = 16376896078848.
The previous prime is 31302112010171. The next prime is 31302112010219. The reversal of 31302112010211 is 11201021120313.
31302112010211 is a `hidden beast` number, since 31 + 302 + 1 + 120 + 1 + 0 + 211 = 666.
It is not a de Polignac number, because 31302112010211 - 27 = 31302112010083 is a prime.
It is not an unprimeable number, because it can be changed into a prime (31302112010219) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 237180880 + ... + 237312818.
It is an arithmetic number, because the mean of its divisors is an integer number (585432029520).
Almost surely, 231302112010211 is an apocalyptic number.
31302112010211 is a deficient number, since it is larger than the sum of its proper divisors (24899362823709).
31302112010211 is a wasteful number, since it uses less digits than its factorization.
31302112010211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 137993 (or 137990 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 18.
Adding to 31302112010211 its reverse (11201021120313), we get a palindrome (42503133130524).
The spelling of 31302112010211 in words is "thirty-one trillion, three hundred two billion, one hundred twelve million, ten thousand, two hundred eleven".
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