Base | Representation |
---|---|
bin | 1001001001010100000010… |
… | …00011010010000100111010 |
3 | 2122012121112020122110201011 |
4 | 10210222001003102010322 |
5 | 10114000220203014320 |
6 | 110434543022544134 |
7 | 4143662222314015 |
oct | 444520103220472 |
9 | 78177466573634 |
10 | 20111202001210 |
11 | 6454127260481 |
12 | 2309828a3804a |
13 | b2b62a825c58 |
14 | 4d755cd3237c |
15 | 24d21276205a |
hex | 124a810d213a |
20111202001210 has 8 divisors (see below), whose sum is σ = 36200163602196. Its totient is φ = 8044480800480.
The previous prime is 20111202001201. The next prime is 20111202001229. The reversal of 20111202001210 is 1210020211102.
It can be written as a sum of positive squares in 2 ways, for example, as 19987578738009 + 123623263201 = 4470747^2 + 351601^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1005560100051 + ... + 1005560100070.
Almost surely, 220111202001210 is an apocalyptic number.
20111202001210 is a deficient number, since it is larger than the sum of its proper divisors (16088961600986).
20111202001210 is a wasteful number, since it uses less digits than its factorization.
20111202001210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2011120200128.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 20111202001210 its reverse (1210020211102), we get a palindrome (21321222212312).
The spelling of 20111202001210 in words is "twenty trillion, one hundred eleven billion, two hundred two million, one thousand, two hundred ten".
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