Base | Representation |
---|---|
bin | 10010110100101100… |
… | …000111100010111110 |
3 | 1221011120012010001101 |
4 | 102310230013202332 |
5 | 312343100131220 |
6 | 13141315003314 |
7 | 1313566333000 |
oct | 226454074276 |
9 | 57146163041 |
10 | 20211333310 |
11 | 8631852953 |
12 | 3b0089953a |
13 | 1ba13cc62c |
14 | d9a3b8370 |
15 | 7d45b330a |
hex | 4b4b078be |
20211333310 has 64 divisors (see below), whose sum is σ = 42564787200. Its totient is φ = 6906953760.
The previous prime is 20211333281. The next prime is 20211333319. The reversal of 20211333310 is 1333311202.
It is a super-2 number, since 2×202113333102 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20211333319) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1057257 + ... + 1076203.
It is an arithmetic number, because the mean of its divisors is an integer number (665074800).
Almost surely, 220211333310 is an apocalyptic number.
20211333310 is an abundant number, since it is smaller than the sum of its proper divisors (22353453890).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20211333310 is a wasteful number, since it uses less digits than its factorization.
20211333310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19286 (or 19272 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 20211333310 its reverse (1333311202), we get a palindrome (21544644512).
It can be divided in two parts, 2021 and 1333310, that added together give a palindrome (1335331).
The spelling of 20211333310 in words is "twenty billion, two hundred eleven million, three hundred thirty-three thousand, three hundred ten".
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