Base | Representation |
---|---|
bin | 11010100011101… |
… | …11101000011100 |
3 | 120112012210212000 |
4 | 31101313220130 |
5 | 424013204444 |
6 | 34035042300 |
7 | 5343445026 |
oct | 1521675034 |
9 | 515183760 |
10 | 222788124 |
11 | 104838019 |
12 | 62740390 |
13 | 372057c0 |
14 | 21835016 |
15 | 1485b469 |
hex | d477a1c |
222788124 has 96 divisors (see below), whose sum is σ = 628266240. Its totient is φ = 67863744.
The previous prime is 222788113. The next prime is 222788141. The reversal of 222788124 is 421887222.
222788124 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 (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 149487 + ... + 150969.
It is an arithmetic number, because the mean of its divisors is an integer number (6544440).
Almost surely, 2222788124 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 222788124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (314133120).
222788124 is an abundant number, since it is smaller than the sum of its proper divisors (405478116).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
222788124 is a wasteful number, since it uses less digits than its factorization.
222788124 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1616 (or 1608 counting only the distinct ones).
The product of its digits is 28672, while the sum is 36.
The square root of 222788124 is about 14926.0887040108. The cubic root of 222788124 is about 606.2205843382.
The spelling of 222788124 in words is "two hundred twenty-two million, seven hundred eighty-eight thousand, one hundred twenty-four".
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