Base | Representation |
---|---|
bin | 10001000011110… |
… | …11100000101010 |
3 | 100222021212002010 |
4 | 20201323200222 |
5 | 243114042414 |
6 | 22111220350 |
7 | 3355301556 |
oct | 1041734052 |
9 | 328255063 |
10 | 143112234 |
11 | 73868381 |
12 | 3bb176b6 |
13 | 23859ac5 |
14 | 15014866 |
15 | c86d959 |
hex | 887b82a |
143112234 has 16 divisors (see below), whose sum is σ = 286346880. Its totient is φ = 47683680.
The previous prime is 143112209. The next prime is 143112259. The reversal of 143112234 is 432211341.
It is an interprime number because it is at equal distance from previous prime (143112209) and next prime (143112259).
It is a super-2 number, since 2×1431122342 = 40962223040941512, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 143112234.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18502 + ... + 25070.
It is an arithmetic number, because the mean of its divisors is an integer number (17896680).
Almost surely, 2143112234 is an apocalyptic number.
143112234 is an abundant number, since it is smaller than the sum of its proper divisors (143234646).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143112234 is a wasteful number, since it uses less digits than its factorization.
143112234 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10205.
The product of its digits is 576, while the sum is 21.
The square root of 143112234 is about 11962.9525619723. The cubic root of 143112234 is about 523.0689257151.
Adding to 143112234 its reverse (432211341), we get a palindrome (575323575).
The spelling of 143112234 in words is "one hundred forty-three million, one hundred twelve thousand, two hundred thirty-four".
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