Base | Representation |
---|---|
bin | 10000111111001… |
… | …10111000000001 |
3 | 100221010220221122 |
4 | 20133212320001 |
5 | 242440102200 |
6 | 22050202025 |
7 | 3350154611 |
oct | 1037467001 |
9 | 327126848 |
10 | 142503425 |
11 | 73491a29 |
12 | 3b883315 |
13 | 236a596c |
14 | 14cd6a41 |
15 | c79d385 |
hex | 87e6e01 |
142503425 has 12 divisors (see below), whose sum is σ = 178456956. Its totient is φ = 112872000.
The previous prime is 142503397. The next prime is 142503463. The reversal of 142503425 is 524305241.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 18671041 + 123832384 = 4321^2 + 11128^2 .
It is not a de Polignac number, because 142503425 - 210 = 142502401 is a prime.
It is a super-2 number, since 2×1425034252 = 40614452273461250, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 142503394 and 142503403.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25694 + ... + 30743.
It is an arithmetic number, because the mean of its divisors is an integer number (14871413).
Almost surely, 2142503425 is an apocalyptic number.
It is an amenable number.
142503425 is a deficient number, since it is larger than the sum of its proper divisors (35953531).
142503425 is a wasteful number, since it uses less digits than its factorization.
142503425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56548 (or 56543 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 26.
The square root of 142503425 is about 11937.4798429149. The cubic root of 142503425 is about 522.3261480624.
Adding to 142503425 its reverse (524305241), we get a palindrome (666808666).
The spelling of 142503425 in words is "one hundred forty-two million, five hundred three thousand, four hundred twenty-five".
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