Base | Representation |
---|---|
bin | 10010110101010001… |
… | …000010100011110010 |
3 | 1221012020101212000011 |
4 | 102311101002203302 |
5 | 312403034342320 |
6 | 13142302245134 |
7 | 1314044524240 |
oct | 226521024362 |
9 | 57166355004 |
10 | 20221012210 |
11 | 8637263843 |
12 | 3b03b867aa |
13 | 1ba340aca9 |
14 | d9b7b7790 |
15 | 7d537605a |
hex | 4b54428f2 |
20221012210 has 16 divisors (see below), whose sum is σ = 41597510976. Its totient is φ = 6932918448.
The previous prime is 20221012169. The next prime is 20221012213. The reversal of 20221012210 is 1221012202.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (20221012213) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144435732 + ... + 144435871.
It is an arithmetic number, because the mean of its divisors is an integer number (2599844436).
Almost surely, 220221012210 is an apocalyptic number.
20221012210 is an abundant number, since it is smaller than the sum of its proper divisors (21376498766).
20221012210 is a wasteful number, since it uses less digits than its factorization.
20221012210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 288871617.
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 20221012210 its reverse (1221012202), we get a palindrome (21442024412).
The spelling of 20221012210 in words is "twenty billion, two hundred twenty-one million, twelve thousand, two hundred ten".
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