Base | Representation |
---|---|
bin | 10000111111011… |
… | …00001111111001 |
3 | 100221012001010202 |
4 | 20133230033321 |
5 | 242441303213 |
6 | 22050451545 |
7 | 3350306021 |
oct | 1037541771 |
9 | 327161122 |
10 | 142525433 |
11 | 734a7516 |
12 | 3b893bb5 |
13 | 236b299b |
14 | 14d00a81 |
15 | c7a4b58 |
hex | 87ec3f9 |
142525433 has 8 divisors (see below), whose sum is σ = 151015752. Its totient is φ = 134046976.
The previous prime is 142525423. The next prime is 142525447. The reversal of 142525433 is 334525241.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 3356224 + 139169209 = 1832^2 + 11797^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-142525433 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 142525396 and 142525405.
It is not an unprimeable number, because it can be changed into a prime (142525423) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38291 + ... + 41847.
It is an arithmetic number, because the mean of its divisors is an integer number (18876969).
Almost surely, 2142525433 is an apocalyptic number.
It is an amenable number.
142525433 is a deficient number, since it is larger than the sum of its proper divisors (8490319).
142525433 is a wasteful number, since it uses less digits than its factorization.
142525433 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5931.
The product of its digits is 14400, while the sum is 29.
The square root of 142525433 is about 11938.4016099309. The cubic root of 142525433 is about 522.3530357486.
The spelling of 142525433 in words is "one hundred forty-two million, five hundred twenty-five thousand, four hundred thirty-three".
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