Base | Representation |
---|---|
bin | 10001000110011… |
… | …01100001001110 |
3 | 100222220220212011 |
4 | 20203031201032 |
5 | 243210320032 |
6 | 22122331434 |
7 | 3361201105 |
oct | 1043154116 |
9 | 328826764 |
10 | 143448142 |
11 | 73a77792 |
12 | 40059b7a |
13 | 23946976 |
14 | 150a103c |
15 | c8d8247 |
hex | 88cd84e |
143448142 has 16 divisors (see below), whose sum is σ = 229925520. Its totient is φ = 66883968.
The previous prime is 143448133. The next prime is 143448163. The reversal of 143448142 is 241844341.
It is a congruent number.
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, 15648 + ... + 23059.
It is an arithmetic number, because the mean of its divisors is an integer number (14370345).
Almost surely, 2143448142 is an apocalyptic number.
143448142 is a deficient number, since it is larger than the sum of its proper divisors (86477378).
143448142 is a wasteful number, since it uses less digits than its factorization.
143448142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38835.
The product of its digits is 12288, while the sum is 31.
The square root of 143448142 is about 11976.9838440235. The cubic root of 143448142 is about 523.4778489375.
The spelling of 143448142 in words is "one hundred forty-three million, four hundred forty-eight thousand, one hundred forty-two".
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