Base | Representation |
---|---|
bin | 111000111010011110… |
… | …1010011000100011000 |
3 | 102200110210221212021210 |
4 | 1301310331103010120 |
5 | 4000302123411412 |
6 | 132051522503120 |
7 | 11554520665350 |
oct | 1616475230430 |
9 | 380423855253 |
10 | 122221310232 |
11 | 4791981a3aa |
12 | 1b82b804aa0 |
13 | b6aa46a618 |
14 | 5cb636db60 |
15 | 32a4ed183c |
hex | 1c74f53118 |
122221310232 has 64 divisors (see below), whose sum is σ = 349234110720. Its totient is φ = 34917337728.
The previous prime is 122221310227. The next prime is 122221310273. The reversal of 122221310232 is 232013122221.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a junction number, because it is equal to n+sod(n) for n = 122221310199 and 122221310208.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2513898 + ... + 2562054.
It is an arithmetic number, because the mean of its divisors is an integer number (5456782980).
Almost surely, 2122221310232 is an apocalyptic number.
122221310232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
122221310232 is an abundant number, since it is smaller than the sum of its proper divisors (227012800488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122221310232 is a wasteful number, since it uses less digits than its factorization.
122221310232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63280 (or 63276 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 122221310232 its reverse (232013122221), we get a palindrome (354234432453).
The spelling of 122221310232 in words is "one hundred twenty-two billion, two hundred twenty-one million, three hundred ten thousand, two hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.061 sec. • engine limits •