Base | Representation |
---|---|
bin | 111111010001100… |
… | …0010001001000110 |
3 | 12110222000022112221 |
4 | 1332203002021012 |
5 | 13322004104110 |
6 | 550401402554 |
7 | 103420106623 |
oct | 17643021106 |
9 | 5428008487 |
10 | 2123113030 |
11 | 99a495275 |
12 | 4b303945a |
13 | 27ab211cc |
14 | 161d8534a |
15 | c65d07da |
hex | 7e8c2246 |
2123113030 has 16 divisors (see below), whose sum is σ = 3833897184. Its totient is φ = 846513280.
The previous prime is 2123113007. The next prime is 2123113037. The reversal of 2123113030 is 303113212.
It is a junction number, because it is equal to n+sod(n) for n = 2123112995 and 2123113013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2123113037) 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, 338227 + ... + 344446.
It is an arithmetic number, because the mean of its divisors is an integer number (239618574).
Almost surely, 22123113030 is an apocalyptic number.
2123113030 is a deficient number, since it is larger than the sum of its proper divisors (1710784154).
2123113030 is a wasteful number, since it uses less digits than its factorization.
2123113030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 682991.
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 2123113030 is about 46077.2506775307. The cubic root of 2123113030 is about 1285.2601390091.
Adding to 2123113030 its reverse (303113212), we get a palindrome (2426226242).
The spelling of 2123113030 in words is "two billion, one hundred twenty-three million, one hundred thirteen thousand, thirty".
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