Base | Representation |
---|---|
bin | 101111110000000101000111… |
… | …010011101101010100011100 |
3 | 1000112120222020011022102112010 |
4 | 233300011013103231110130 |
5 | 210011320002312034322 |
6 | 2022354140044511220 |
7 | 62143611253103442 |
oct | 5760050723552434 |
9 | 1015528204272463 |
10 | 210012212221212 |
11 | 60a09751878975 |
12 | 1b679934b4b510 |
13 | 90250b3524aab |
14 | 39c0906a14b92 |
15 | 1942d761c320c |
hex | bf01474ed51c |
210012212221212 has 96 divisors (see below), whose sum is σ = 498039830975232. Its totient is φ = 68868379846656.
The previous prime is 210012212221193. The next prime is 210012212221213. The reversal of 210012212221212 is 212122212210012.
210012212221212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (210012212221213) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1052471683 + ... + 1052671205.
It is an arithmetic number, because the mean of its divisors is an integer number (5187914905992).
Almost surely, 2210012212221212 is an apocalyptic number.
It is an amenable number.
210012212221212 is an abundant number, since it is smaller than the sum of its proper divisors (288027618754020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210012212221212 is a wasteful number, since it uses less digits than its factorization.
210012212221212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 205027 (or 205025 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 21.
Adding to 210012212221212 its reverse (212122212210012), we get a palindrome (422134424431224).
The spelling of 210012212221212 in words is "two hundred ten trillion, twelve billion, two hundred twelve million, two hundred twenty-one thousand, two hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •