Base | Representation |
---|---|
bin | 10110110001000000… |
… | …10100000001101100 |
3 | 1011112210101100111220 |
4 | 23120200110001230 |
5 | 200012401041014 |
6 | 5340445543340 |
7 | 611610461466 |
oct | 133040240154 |
9 | 34483340456 |
10 | 12222283884 |
11 | 5202184868 |
12 | 2451274b50 |
13 | 11ca221955 |
14 | 83d361136 |
15 | 4b802c6a9 |
hex | 2d881406c |
12222283884 has 12 divisors (see below), whose sum is σ = 28518662424. Its totient is φ = 4074094624.
The previous prime is 12222283883. The next prime is 12222283897. The reversal of 12222283884 is 48838222221.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-2 number, since 2×122222838842 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (12222283883) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 509261817 + ... + 509261840.
It is an arithmetic number, because the mean of its divisors is an integer number (2376555202).
Almost surely, 212222283884 is an apocalyptic number.
It is an amenable number.
12222283884 is an abundant number, since it is smaller than the sum of its proper divisors (16296378540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12222283884 is a wasteful number, since it uses less digits than its factorization.
12222283884 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1018523664 (or 1018523662 counting only the distinct ones).
The product of its digits is 196608, while the sum is 42.
The spelling of 12222283884 in words is "twelve billion, two hundred twenty-two million, two hundred eighty-three thousand, eight hundred eighty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •