Base | Representation |
---|---|
bin | 10110101111100101… |
… | …01011001011111000 |
3 | 1011111221212112022112 |
4 | 23113302223023320 |
5 | 200001320220440 |
6 | 5335341311452 |
7 | 611404002635 |
oct | 132762531370 |
9 | 34457775275 |
10 | 12210320120 |
11 | 51a6453259 |
12 | 2449265588 |
13 | 11c78c32bb |
14 | 83b92918c |
15 | 4b6e67965 |
hex | 2d7cab2f8 |
12210320120 has 32 divisors (see below), whose sum is σ = 27559915200. Its totient is φ = 4868715648.
The previous prime is 12210320081. The next prime is 12210320123. The reversal of 12210320120 is 2102301221.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 12210320095 and 12210320104.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12210320123) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 468800 + ... + 494159.
It is an arithmetic number, because the mean of its divisors is an integer number (861247350).
Almost surely, 212210320120 is an apocalyptic number.
12210320120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12210320120 is an abundant number, since it is smaller than the sum of its proper divisors (15349595080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12210320120 is a wasteful number, since it uses less digits than its factorization.
12210320120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 963287 (or 963283 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 12210320120 its reverse (2102301221), we get a palindrome (14312621341).
The spelling of 12210320120 in words is "twelve billion, two hundred ten million, three hundred twenty thousand, one hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •