Base | Representation |
---|---|
bin | 1001010011000000010101… |
… | …0011101011111011011100 |
3 | 1100012020001111122211220222 |
4 | 2110300011103223323130 |
5 | 2314434340432224403 |
6 | 33423550103100512 |
7 | 2103344305445060 |
oct | 224600523537334 |
9 | 40166044584828 |
10 | 10222111211228 |
11 | 329119a31a504 |
12 | 1191144441738 |
13 | 591c30367127 |
14 | 274a77a5daa0 |
15 | 12ad79662338 |
hex | 94c054ebedc |
10222111211228 has 48 divisors (see below), whose sum is σ = 21654298814400. Its totient is φ = 4121780699136.
The previous prime is 10222111211227. The next prime is 10222111211231. The reversal of 10222111211228 is 82211211122201.
It is a happy number.
10222111211228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×102221112112282 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 10222111211197 and 10222111211206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10222111211227) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2327453 + ... + 5085396.
It is an arithmetic number, because the mean of its divisors is an integer number (451131225300).
Almost surely, 210222111211228 is an apocalyptic number.
It is an amenable number.
10222111211228 is an abundant number, since it is smaller than the sum of its proper divisors (11432187603172).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10222111211228 is a wasteful number, since it uses less digits than its factorization.
10222111211228 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7415774 (or 7415772 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 26.
Adding to 10222111211228 its reverse (82211211122201), we get a palindrome (92433322333429).
The spelling of 10222111211228 in words is "ten trillion, two hundred twenty-two billion, one hundred eleven million, two hundred eleven thousand, two hundred twenty-eight".
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