Base | Representation |
---|---|
bin | 1100010110001101111… |
… | …0011100000010001001 |
3 | 202021112011120101202111 |
4 | 3011203132130002021 |
5 | 11433411303233113 |
6 | 241240405302321 |
7 | 21216405656560 |
oct | 3054336340211 |
9 | 667464511674 |
10 | 212122321033 |
11 | 81a6257a437 |
12 | 3513b4049a1 |
13 | 170069111bc |
14 | a3a4060bd7 |
15 | 57b780813d |
hex | 316379c089 |
212122321033 has 16 divisors (see below), whose sum is σ = 244067664640. Its totient is φ = 180587880000.
The previous prime is 212122321003. The next prime is 212122321049. The reversal of 212122321033 is 330123221212.
It is a cyclic number.
It is not a de Polignac number, because 212122321033 - 25 = 212122321001 is a prime.
It is a super-2 number, since 2×2121223210332 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 212122320995 and 212122321013.
It is not an unprimeable number, because it can be changed into a prime (212122321003) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10455223 + ... + 10475491.
It is an arithmetic number, because the mean of its divisors is an integer number (15254229040).
Almost surely, 2212122321033 is an apocalyptic number.
It is an amenable number.
212122321033 is a deficient number, since it is larger than the sum of its proper divisors (31945343607).
212122321033 is a wasteful number, since it uses less digits than its factorization.
212122321033 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30328.
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 212122321033 its reverse (330123221212), we get a palindrome (542245542245).
The spelling of 212122321033 in words is "two hundred twelve billion, one hundred twenty-two million, three hundred twenty-one thousand, thirty-three".
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