Base | Representation |
---|---|
bin | 11010100101001… |
… | …11101111000000 |
3 | 120112120211010100 |
4 | 31102213233000 |
5 | 424041011102 |
6 | 34043202400 |
7 | 5345225325 |
oct | 1522475700 |
9 | 515524110 |
10 | 222985152 |
11 | 104962055 |
12 | 62816400 |
13 | 372743a0 |
14 | 21886b4c |
15 | 14899a1c |
hex | d4a7bc0 |
222985152 has 168 divisors, whose sum is σ = 697672976. Its totient is φ = 67682304.
The previous prime is 222985123. The next prime is 222985153. The reversal of 222985152 is 251589222.
222985152 is digitally balanced in base 2, 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 not an unprimeable number, because it can be changed into a prime (222985153) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 726183 + ... + 726489.
Almost surely, 2222985152 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 222985152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (348836488).
222985152 is an abundant number, since it is smaller than the sum of its proper divisors (474687824).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
222985152 is a wasteful number, since it uses less digits than its factorization.
222985152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 435 (or 422 counting only the distinct ones).
The product of its digits is 28800, while the sum is 36.
The square root of 222985152 is about 14932.6873669812. The cubic root of 222985152 is about 606.3992402345.
The spelling of 222985152 in words is "two hundred twenty-two million, nine hundred eighty-five thousand, one hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •