Base | Representation |
---|---|
bin | 10001000011110… |
… | …11011101101010 |
3 | 100222021211211000 |
4 | 20201323131222 |
5 | 243114041132 |
6 | 22111215430 |
7 | 3355301163 |
oct | 1041733552 |
9 | 328254730 |
10 | 143112042 |
11 | 73868217 |
12 | 3bb17576 |
13 | 238599a8 |
14 | 1501476a |
15 | c86d87c |
hex | 887b76a |
143112042 has 32 divisors (see below), whose sum is σ = 328996800. Its totient is φ = 46058544.
The previous prime is 143112019. The next prime is 143112059. The reversal of 143112042 is 240211341.
143112042 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 (18).
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, 44128 + ... + 47259.
It is an arithmetic number, because the mean of its divisors is an integer number (10281150).
Almost surely, 2143112042 is an apocalyptic number.
143112042 is an abundant number, since it is smaller than the sum of its proper divisors (185884758).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143112042 is a wasteful number, since it uses less digits than its factorization.
143112042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 91427 (or 91421 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 143112042 is about 11962.9445371948. The cubic root of 143112042 is about 523.0686917978.
Adding to 143112042 its reverse (240211341), we get a palindrome (383323383).
The spelling of 143112042 in words is "one hundred forty-three million, one hundred twelve thousand, forty-two".
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