Base | Representation |
---|---|
bin | 10010110100001001… |
… | …010100011110001010 |
3 | 1221010221000122212211 |
4 | 102310021110132022 |
5 | 312333231224320 |
6 | 13140351255334 |
7 | 1313425650646 |
oct | 226411243612 |
9 | 57127018784 |
10 | 20202211210 |
11 | 8627692325 |
12 | 3ab981a54a |
13 | 1b9c55753c |
14 | d990c1c26 |
15 | 7d38b055a |
hex | 4b425478a |
20202211210 has 8 divisors (see below), whose sum is σ = 36363980196. Its totient is φ = 8080884480.
The previous prime is 20202211121. The next prime is 20202211213. The reversal of 20202211210 is 1211220202.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 19667538081 + 534673129 = 140241^2 + 23123^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×202022112103 (a number of 32 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (20202211213) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1010110551 + ... + 1010110570.
Almost surely, 220202211210 is an apocalyptic number.
20202211210 is a deficient number, since it is larger than the sum of its proper divisors (16161768986).
20202211210 is a wasteful number, since it uses less digits than its factorization.
20202211210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2020221128.
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 20202211210 its reverse (1211220202), we get a palindrome (21413431412).
The spelling of 20202211210 in words is "twenty billion, two hundred two million, two hundred eleven thousand, two hundred ten".
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