Base | Representation |
---|---|
bin | 10001000000111… |
… | …11001110110010 |
3 | 100221120122121000 |
4 | 20200133032302 |
5 | 243014444013 |
6 | 22055142430 |
7 | 3352135602 |
oct | 1040371662 |
9 | 327518530 |
10 | 142734258 |
11 | 7362a3a7 |
12 | 3b974a16 |
13 | 23756a54 |
14 | 14d56c02 |
15 | c7e6973 |
hex | 881f3b2 |
142734258 has 16 divisors (see below), whose sum is σ = 317187360. Its totient is φ = 47578068.
The previous prime is 142734257. The next prime is 142734269. The reversal of 142734258 is 852437241.
It is a happy number.
142734258 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (142734257) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1321560 + ... + 1321667.
It is an arithmetic number, because the mean of its divisors is an integer number (19824210).
Almost surely, 2142734258 is an apocalyptic number.
142734258 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
142734258 is an abundant number, since it is smaller than the sum of its proper divisors (174453102).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142734258 is a wasteful number, since it uses less digits than its factorization.
142734258 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2643238 (or 2643232 counting only the distinct ones).
The product of its digits is 53760, while the sum is 36.
The square root of 142734258 is about 11947.1443449889. The cubic root of 142734258 is about 522.6080244892.
The spelling of 142734258 in words is "one hundred forty-two million, seven hundred thirty-four thousand, two hundred fifty-eight".
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