Base | Representation |
---|---|
bin | 10000111101000… |
… | …10001010111110 |
3 | 100220121121221000 |
4 | 20132202022332 |
5 | 242402101024 |
6 | 22040151130 |
7 | 3344603304 |
oct | 1036421276 |
9 | 326547830 |
10 | 142222014 |
11 | 7330a560 |
12 | 3b7684a6 |
13 | 2360784c |
14 | 14c62274 |
15 | c744cc9 |
hex | 87a22be |
142222014 has 32 divisors (see below), whose sum is σ = 344782080. Its totient is φ = 43097400.
The previous prime is 142222009. The next prime is 142222021. The reversal of 142222014 is 410222241.
142222014 is digitally balanced in base 2 and base 3, because in such bases 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 (18).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119122 + ... + 120309.
It is an arithmetic number, because the mean of its divisors is an integer number (10774440).
Almost surely, 2142222014 is an apocalyptic number.
142222014 is an abundant number, since it is smaller than the sum of its proper divisors (202560066).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142222014 is a wasteful number, since it uses less digits than its factorization.
142222014 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 239453 (or 239447 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
The square root of 142222014 is about 11925.6871500136. The cubic root of 142222014 is about 521.9820974175.
Adding to 142222014 its reverse (410222241), we get a palindrome (552444255).
It can be divided in two parts, 1422 and 22014, that added together give a triangular number (23436 = T216).
The spelling of 142222014 in words is "one hundred forty-two million, two hundred twenty-two thousand, fourteen".
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