Base | Representation |
---|---|
bin | 1100010111000100101… |
… | …1011111011100010100 |
3 | 202022010012012020211010 |
4 | 3011301023133130110 |
5 | 11434344133012114 |
6 | 241315301212220 |
7 | 21225200134530 |
oct | 3056113373424 |
9 | 668105166733 |
10 | 212352235284 |
11 | 82070334412 |
12 | 351a4401070 |
13 | 17042440437 |
14 | a3c67ccbc0 |
15 | 57ccac0c59 |
hex | 31712df714 |
212352235284 has 48 divisors (see below), whose sum is σ = 596076454400. Its totient is φ = 57478800096.
The previous prime is 212352235283. The next prime is 212352235313. The reversal of 212352235284 is 482532253212.
It is a super-2 number, since 2×2123522352842 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212352235283) 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, 66524794 + ... + 66527985.
Almost surely, 2212352235284 is an apocalyptic number.
It is an amenable number.
212352235284 is an abundant number, since it is smaller than the sum of its proper divisors (383724219116).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212352235284 is a wasteful number, since it uses less digits than its factorization.
212352235284 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 133052812 (or 133052810 counting only the distinct ones).
The product of its digits is 230400, while the sum is 39.
Adding to 212352235284 its reverse (482532253212), we get a palindrome (694884488496).
The spelling of 212352235284 in words is "two hundred twelve billion, three hundred fifty-two million, two hundred thirty-five thousand, two hundred eighty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •