Base | Representation |
---|---|
bin | 11010100101110… |
… | …10010010010110 |
3 | 120112201200100210 |
4 | 31102322102112 |
5 | 424100424032 |
6 | 34044550250 |
7 | 5345663013 |
oct | 1522722226 |
9 | 515650323 |
10 | 223061142 |
11 | 104a04157 |
12 | 62852386 |
13 | 3729cb55 |
14 | 218a670a |
15 | 148b22cc |
hex | d4ba496 |
223061142 has 16 divisors (see below), whose sum is σ = 448589232. Its totient is φ = 73942560.
The previous prime is 223061141. The next prime is 223061147. The reversal of 223061142 is 241160322.
223061142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (223061141) 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, 101613 + ... + 103784.
It is an arithmetic number, because the mean of its divisors is an integer number (28036827).
Almost surely, 2223061142 is an apocalyptic number.
223061142 is an abundant number, since it is smaller than the sum of its proper divisors (225528090).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223061142 is a wasteful number, since it uses less digits than its factorization.
223061142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 205583.
The product of its (nonzero) digits is 576, while the sum is 21.
The square root of 223061142 is about 14935.2315683420. The cubic root of 223061142 is about 606.4681163374.
The spelling of 223061142 in words is "two hundred twenty-three million, sixty-one thousand, one hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •