Base | Representation |
---|---|
bin | 1001001001000011010010… |
… | …01101100111011001110110 |
3 | 2122011202022201121022010102 |
4 | 10210201221031213121312 |
5 | 10113323312300402410 |
6 | 110430455002354102 |
7 | 4143223361515220 |
oct | 444415115473166 |
9 | 78152281538112 |
10 | 20102212122230 |
11 | 6450333752327 |
12 | 2307b3a1bb932 |
13 | b2a8271aa634 |
14 | 4d6d48dd3410 |
15 | 24cd883d42a5 |
hex | 124869367676 |
20102212122230 has 32 divisors (see below), whose sum is σ = 41364807563520. Its totient is φ = 6890239432800.
The previous prime is 20102212122229. The next prime is 20102212122277. The reversal of 20102212122230 is 3222121220102.
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, 40325096 + ... + 40820555.
It is an arithmetic number, because the mean of its divisors is an integer number (1292650236360).
Almost surely, 220102212122230 is an apocalyptic number.
20102212122230 is an abundant number, since it is smaller than the sum of its proper divisors (21262595441290).
20102212122230 is a wasteful number, since it uses less digits than its factorization.
20102212122230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81149204.
The product of its (nonzero) digits is 384, while the sum is 20.
Adding to 20102212122230 its reverse (3222121220102), we get a palindrome (23324333342332).
The spelling of 20102212122230 in words is "twenty trillion, one hundred two billion, two hundred twelve million, one hundred twenty-two thousand, two hundred thirty".
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