Base | Representation |
---|---|
bin | 10000111101010… |
… | …11100100011001 |
3 | 100220200120201121 |
4 | 20132223210121 |
5 | 242404314010 |
6 | 22041045241 |
7 | 3345123442 |
oct | 1036534431 |
9 | 326616647 |
10 | 142260505 |
11 | 73336472 |
12 | 3b786821 |
13 | 2361c21a |
14 | 14c722c9 |
15 | c7513da |
hex | 87ab919 |
142260505 has 32 divisors (see below), whose sum is σ = 193622400. Its totient is φ = 99689472.
The previous prime is 142260463. The next prime is 142260511. The reversal of 142260505 is 505062241.
142260505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 142260505 - 215 = 142227737 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 142260505.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94539 + ... + 96031.
It is an arithmetic number, because the mean of its divisors is an integer number (6050700).
Almost surely, 2142260505 is an apocalyptic number.
It is an amenable number.
142260505 is a deficient number, since it is larger than the sum of its proper divisors (51361895).
142260505 is a wasteful number, since it uses less digits than its factorization.
142260505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1593.
The product of its (nonzero) digits is 2400, while the sum is 25.
The square root of 142260505 is about 11927.3008262557. The cubic root of 142260505 is about 522.0291829567.
The spelling of 142260505 in words is "one hundred forty-two million, two hundred sixty thousand, five hundred five".
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