Base | Representation |
---|---|
bin | 111111001111011… |
… | …0111100010100110 |
3 | 12110212221211121111 |
4 | 1332132313202212 |
5 | 13321214133110 |
6 | 550322135234 |
7 | 103404611143 |
oct | 17636674246 |
9 | 5425854544 |
10 | 2122021030 |
11 | 999909898 |
12 | 4b27b151a |
13 | 27a82b15c |
14 | 161b7d3ca |
15 | c6466e8a |
hex | 7e7b78a6 |
2122021030 has 32 divisors (see below), whose sum is σ = 3891947328. Its totient is φ = 832809600.
The previous prime is 2122020991. The next prime is 2122021043. The reversal of 2122021030 is 301202212.
It is a self number, because there is not a number n which added to its sum of digits gives 2122021030.
It is a congruent number.
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, 252679 + ... + 260941.
It is an arithmetic number, because the mean of its divisors is an integer number (121623354).
Almost surely, 22122021030 is an apocalyptic number.
2122021030 is a deficient number, since it is larger than the sum of its proper divisors (1769926298).
2122021030 is a wasteful number, since it uses less digits than its factorization.
2122021030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8752.
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 2122021030 is about 46065.3994881191. The cubic root of 2122021030 is about 1285.0397480475.
Adding to 2122021030 its reverse (301202212), we get a palindrome (2423223242).
The spelling of 2122021030 in words is "two billion, one hundred twenty-two million, twenty-one thousand, thirty".
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