Base | Representation |
---|---|
bin | 1001001001010101100010… |
… | …01101111100010111000010 |
3 | 2122012200121120020020212211 |
4 | 10210222301031330113002 |
5 | 10114003344041232320 |
6 | 110435155131212334 |
7 | 4144021234130425 |
oct | 444526115742702 |
9 | 78180546206784 |
10 | 20112010102210 |
11 | 6454501424744 |
12 | 2309a135a70aa |
13 | b2b729084220 |
14 | 4d75d83a99bc |
15 | 24d25d68955a |
hex | 124ab137c5c2 |
20112010102210 has 32 divisors (see below), whose sum is σ = 38997393850800. Its totient is φ = 7423870902528.
The previous prime is 20112010102183. The next prime is 20112010102229. The reversal of 20112010102210 is 1220101021102.
It can be written as a sum of positive squares in 8 ways, for example, as 14747927131809 + 5364082970401 = 3840303^2 + 2316049^2 .
It is a Harshad number since it is a multiple of its sum of digits (13).
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, 21435385 + ... + 22353964.
Almost surely, 220112010102210 is an apocalyptic number.
20112010102210 is a deficient number, since it is larger than the sum of its proper divisors (18885383748590).
20112010102210 is a wasteful number, since it uses less digits than its factorization.
20112010102210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43792902.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 20112010102210 its reverse (1220101021102), we get a palindrome (21332111123312).
The spelling of 20112010102210 in words is "twenty trillion, one hundred twelve billion, ten million, one hundred two thousand, two hundred ten".
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