Base | Representation |
---|---|
bin | 10010110100101011… |
… | …010001100101110110 |
3 | 1221011112202212220012 |
4 | 102310223101211312 |
5 | 312343021043220 |
6 | 13141310140222 |
7 | 1313564422454 |
oct | 226453214566 |
9 | 57145685805 |
10 | 20211112310 |
11 | 8631711904 |
12 | 3b007b1672 |
13 | 1ba1352b6c |
14 | d9a35b9d4 |
15 | 7d456cac5 |
hex | 4b4ad1976 |
20211112310 has 32 divisors (see below), whose sum is σ = 36999578304. Its totient is φ = 7946928000.
The previous prime is 20211112309. The next prime is 20211112321. The reversal of 20211112310 is 1321111202.
It is a super-2 number, since 2×202111123102 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1052495 + ... + 1071525.
It is an arithmetic number, because the mean of its divisors is an integer number (1156236822).
Almost surely, 220211112310 is an apocalyptic number.
20211112310 is a deficient number, since it is larger than the sum of its proper divisors (16788465994).
20211112310 is a wasteful number, since it uses less digits than its factorization.
20211112310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20840.
The product of its (nonzero) digits is 24, while the sum is 14.
Adding to 20211112310 its reverse (1321111202), we get a palindrome (21532223512).
The spelling of 20211112310 in words is "twenty billion, two hundred eleven million, one hundred twelve thousand, three hundred ten".
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