Base | Representation |
---|---|
bin | 1011000001100110010110… |
… | …0101011011011100111110 |
3 | 1120220212021010120101111212 |
4 | 2300121211211123130332 |
5 | 3042102031104114102 |
6 | 41440452232044422 |
7 | 2360535663033560 |
oct | 260314545333476 |
9 | 46825233511455 |
10 | 12122102019902 |
11 | 3953a55627656 |
12 | 1439417533712 |
13 | 69c1562212c4 |
14 | 2dc9da179330 |
15 | 1604cc6dbc52 |
hex | b066595b73e |
12122102019902 has 32 divisors (see below), whose sum is σ = 20933158993920. Its totient is φ = 5157196989120.
The previous prime is 12122102019901. The next prime is 12122102020009. The reversal of 12122102019902 is 20991020122121.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12122102019901) 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, 3451223 + ... + 6012914.
It is an arithmetic number, because the mean of its divisors is an integer number (654161218560).
Almost surely, 212122102019902 is an apocalyptic number.
12122102019902 is a deficient number, since it is larger than the sum of its proper divisors (8811056974018).
12122102019902 is a wasteful number, since it uses less digits than its factorization.
12122102019902 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9464816.
The product of its (nonzero) digits is 2592, while the sum is 32.
The spelling of 12122102019902 in words is "twelve trillion, one hundred twenty-two billion, one hundred two million, nineteen thousand, nine hundred two".
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