Base | Representation |
---|---|
bin | 1001001001100111000010… |
… | …00010000101000101111010 |
3 | 2122020120212010011221111112 |
4 | 10210303201002011011322 |
5 | 10114132112432430320 |
6 | 110443351121200322 |
7 | 4144503051000515 |
oct | 444634102050572 |
9 | 78216763157445 |
10 | 20121402233210 |
11 | 6458490aa6783 |
12 | 230b7b4a900a2 |
13 | b2c594b4c1a5 |
14 | 4d7c498d7d7c |
15 | 24d60cec2ec5 |
hex | 124ce108517a |
20121402233210 has 16 divisors (see below), whose sum is σ = 36232766505216. Its totient is φ = 8045395896528.
The previous prime is 20121402233147. The next prime is 20121402233221. The reversal of 20121402233210 is 1233220412102.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 395597894 + ... + 395648753.
It is an arithmetic number, because the mean of its divisors is an integer number (2264547906576).
Almost surely, 220121402233210 is an apocalyptic number.
20121402233210 is a deficient number, since it is larger than the sum of its proper divisors (16111364272006).
20121402233210 is a wasteful number, since it uses less digits than its factorization.
20121402233210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 791249197.
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 20121402233210 its reverse (1233220412102), we get a palindrome (21354622645312).
The spelling of 20121402233210 in words is "twenty trillion, one hundred twenty-one billion, four hundred two million, two hundred thirty-three thousand, two hundred ten".
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