Base | Representation |
---|---|
bin | 10001000000101… |
… | …11111100111011 |
3 | 100221112010200202 |
4 | 20200113330323 |
5 | 243013020233 |
6 | 22054352415 |
7 | 3351652640 |
oct | 1040277473 |
9 | 327463622 |
10 | 142704443 |
11 | 73609a62 |
12 | 3b95b70b |
13 | 237462cb |
14 | 14d49dc7 |
15 | c7dcbe8 |
hex | 8817f3b |
142704443 has 24 divisors (see below), whose sum is σ = 180840192. Its totient is φ = 110081664.
The previous prime is 142704431. The next prime is 142704467. The reversal of 142704443 is 344407241.
It is not a de Polignac number, because 142704443 - 28 = 142704187 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (142704403) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44996 + ... + 48062.
It is an arithmetic number, because the mean of its divisors is an integer number (7535008).
Almost surely, 2142704443 is an apocalyptic number.
142704443 is a deficient number, since it is larger than the sum of its proper divisors (38135749).
142704443 is a wasteful number, since it uses less digits than its factorization.
142704443 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3131 (or 3114 counting only the distinct ones).
The product of its (nonzero) digits is 10752, while the sum is 29.
The square root of 142704443 is about 11945.8964921014. The cubic root of 142704443 is about 522.5716336850.
The spelling of 142704443 in words is "one hundred forty-two million, seven hundred four thousand, four hundred forty-three".
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