Base | Representation |
---|---|
bin | 1100001111001010110… |
… | …0100111001000110001 |
3 | 202002122022020020220121 |
4 | 3003302230213020301 |
5 | 11421022413223441 |
6 | 240324535010241 |
7 | 21121462211260 |
oct | 3036254471061 |
9 | 662568206817 |
10 | 210230211121 |
11 | 81181523237 |
12 | 348b1809981 |
13 | 16a94910a38 |
14 | a264a4c5d7 |
15 | 5706657dd1 |
hex | 30f2b27231 |
210230211121 has 16 divisors (see below), whose sum is σ = 244817209728. Its totient is φ = 176782320000.
The previous prime is 210230211071. The next prime is 210230211131. The reversal of 210230211121 is 121112032012.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-210230211121 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 210230211095 and 210230211104.
It is not an unprimeable number, because it can be changed into a prime (210230211131) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7480546 + ... + 7508596.
It is an arithmetic number, because the mean of its divisors is an integer number (15301075608).
Almost surely, 2210230211121 is an apocalyptic number.
It is an amenable number.
210230211121 is a deficient number, since it is larger than the sum of its proper divisors (34586998607).
210230211121 is a wasteful number, since it uses less digits than its factorization.
210230211121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48312.
The product of its (nonzero) digits is 48, while the sum is 16.
Adding to 210230211121 its reverse (121112032012), we get a palindrome (331342243133).
The spelling of 210230211121 in words is "two hundred ten billion, two hundred thirty million, two hundred eleven thousand, one hundred twenty-one".
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