Base | Representation |
---|---|
bin | 1000100110110011… |
… | …0010110101000001 |
3 | 12222000002101121020 |
4 | 2021230302311001 |
5 | 14212404033441 |
6 | 1021124020053 |
7 | 111151361355 |
oct | 21154626501 |
9 | 5860071536 |
10 | 2310221121 |
11 | a8607235a |
12 | 545831629 |
13 | 2aa813560 |
14 | 17cb6d465 |
15 | d7c3ee66 |
hex | 89b32d41 |
2310221121 has 16 divisors (see below), whose sum is σ = 3318342720. Its totient is φ = 1421202240.
The previous prime is 2310221119. The next prime is 2310221143. The reversal of 2310221121 is 1211220132.
It is not a de Polignac number, because 2310221121 - 21 = 2310221119 is a prime.
It is a super-3 number, since 3×23102211213 (a number of 29 digits) contains 333 as substring.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 2310221121.
It is not an unprimeable number, because it can be changed into a prime (2310221021) 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, 136666 + ... + 152636.
It is an arithmetic number, because the mean of its divisors is an integer number (207396420).
Almost surely, 22310221121 is an apocalyptic number.
It is an amenable number.
2310221121 is a deficient number, since it is larger than the sum of its proper divisors (1008121599).
2310221121 is a wasteful number, since it uses less digits than its factorization.
2310221121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19696.
The product of its (nonzero) digits is 48, while the sum is 15.
The square root of 2310221121 is about 48064.7596581945. The cubic root of 2310221121 is about 1321.9585863726.
Adding to 2310221121 its reverse (1211220132), we get a palindrome (3521441253).
The spelling of 2310221121 in words is "two billion, three hundred ten million, two hundred twenty-one thousand, one hundred twenty-one".
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