Base | Representation |
---|---|
bin | 11101010010000001110… |
… | …010100110011110110010 |
3 | 21010100220020002222010200 |
4 | 131102001302212132302 |
5 | 230432012342021320 |
6 | 4140222505340030 |
7 | 265243512443106 |
oct | 35220162463662 |
9 | 7110806088120 |
10 | 2012222220210 |
11 | 706418a91824 |
12 | 285b95197616 |
13 | 1179a0763037 |
14 | 6d56bbd5906 |
15 | 37520ee6290 |
hex | 1d481ca67b2 |
2012222220210 has 96 divisors (see below), whose sum is σ = 5376160251072. Its totient is φ = 521800237440.
The previous prime is 2012222220193. The next prime is 2012222220257. The reversal of 2012222220210 is 120222222102.
2012222220210 is a `hidden beast` number, since 2 + 0 + 12 + 222 + 220 + 210 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5863797 + ... + 6197463.
It is an arithmetic number, because the mean of its divisors is an integer number (56001669282).
Almost surely, 22012222220210 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2012222220210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2688080125536).
2012222220210 is an abundant number, since it is smaller than the sum of its proper divisors (3363938030862).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2012222220210 is a wasteful number, since it uses less digits than its factorization.
2012222220210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 335528 (or 335525 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
Adding to 2012222220210 its reverse (120222222102), we get a palindrome (2132444442312).
It can be divided in two parts, 2012 and 222220210, that added together give a palindrome (222222222).
The spelling of 2012222220210 in words is "two trillion, twelve billion, two hundred twenty-two million, two hundred twenty thousand, two hundred ten".
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