Base | Representation |
---|---|
bin | 10001000011001… |
… | …11011010110110 |
3 | 100222010200012021 |
4 | 20201213122312 |
5 | 243103424232 |
6 | 22105343354 |
7 | 3354506626 |
oct | 1041473266 |
9 | 328120167 |
10 | 143029942 |
11 | 73811570 |
12 | 3ba97b5a |
13 | 2382b503 |
14 | 14dd2886 |
15 | c854397 |
hex | 88676b6 |
143029942 has 32 divisors (see below), whose sum is σ = 250659360. Its totient is φ = 60487680.
The previous prime is 143029921. The next prime is 143029949. The reversal of 143029942 is 249920341.
143029942 is digitally balanced in base 2, 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 (34).
It is a junction number, because it is equal to n+sod(n) for n = 143029898 and 143029907.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143029949) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31138 + ... + 35434.
It is an arithmetic number, because the mean of its divisors is an integer number (7833105).
Almost surely, 2143029942 is an apocalyptic number.
143029942 is a deficient number, since it is larger than the sum of its proper divisors (107629418).
143029942 is a wasteful number, since it uses less digits than its factorization.
143029942 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4416.
The product of its (nonzero) digits is 15552, while the sum is 34.
The square root of 143029942 is about 11959.5126154873. The cubic root of 143029942 is about 522.9686486111.
It can be divided in two parts, 1430299 and 42, that added together give a palindrome (1430341).
The spelling of 143029942 in words is "one hundred forty-three million, twenty-nine thousand, nine hundred forty-two".
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