Base | Representation |
---|---|
bin | 1100010110100000111… |
… | …0011100000111000010 |
3 | 202021201201112011202100 |
4 | 3011220032130013002 |
5 | 11434042203404442 |
6 | 241252333331230 |
7 | 21221364231201 |
oct | 3055016340702 |
9 | 667651464670 |
10 | 212202013122 |
11 | 81aa3560270 |
12 | 35162036b16 |
13 | 1701a294398 |
14 | a3b0887238 |
15 | 57be7ea84c |
hex | 316839c1c2 |
212202013122 has 24 divisors (see below), whose sum is σ = 501568395120. Its totient is φ = 64303640280.
The previous prime is 212202013081. The next prime is 212202013141. The reversal of 212202013122 is 221310202212.
212202013122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 212202013095 and 212202013104.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 535863472 + ... + 535863867.
It is an arithmetic number, because the mean of its divisors is an integer number (20898683130).
Almost surely, 2212202013122 is an apocalyptic number.
212202013122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
212202013122 is an abundant number, since it is smaller than the sum of its proper divisors (289366381998).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212202013122 is a wasteful number, since it uses less digits than its factorization.
212202013122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1071727358 (or 1071727355 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
Adding to 212202013122 its reverse (221310202212), we get a palindrome (433512215334).
The spelling of 212202013122 in words is "two hundred twelve billion, two hundred two million, thirteen thousand, one hundred twenty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •