Base | Representation |
---|---|
bin | 1001000110101010001011… |
… | …01101110101110000000010 |
3 | 2121212220011001222011112020 |
4 | 10203111011231311300002 |
5 | 10111001441111224302 |
6 | 110325022221142310 |
7 | 4134253365014643 |
oct | 443250555656002 |
9 | 77786131864466 |
10 | 20020012211202 |
11 | 6419491a77563 |
12 | 22b40196ba996 |
13 | b22b57375823 |
14 | 4d2d8c0016ca |
15 | 24ab76c14ebc |
hex | 123545b75c02 |
20020012211202 has 128 divisors (see below), whose sum is σ = 41362136524800. Its totient is φ = 6457684248576.
The previous prime is 20020012210997. The next prime is 20020012211203. The reversal of 20020012211202 is 20211221002002.
It is not an unprimeable number, because it can be changed into a prime (20020012211203) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4278692299 + ... + 4278696977.
It is an arithmetic number, because the mean of its divisors is an integer number (323141691600).
Almost surely, 220020012211202 is an apocalyptic number.
20020012211202 is an abundant number, since it is smaller than the sum of its proper divisors (21342124313598).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20020012211202 is a wasteful number, since it uses less digits than its factorization.
20020012211202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5640.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 20020012211202 its reverse (20211221002002), we get a palindrome (40231233213204).
The spelling of 20020012211202 in words is "twenty trillion, twenty billion, twelve million, two hundred eleven thousand, two hundred two".
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