Base | Representation |
---|---|
bin | 10000111100111… |
… | …10010100111001 |
3 | 100220120211022201 |
4 | 20132132110321 |
5 | 242401100030 |
6 | 22035550201 |
7 | 3344506345 |
oct | 1036362471 |
9 | 326524281 |
10 | 142206265 |
11 | 732a9743 |
12 | 3b75b361 |
13 | 23600626 |
14 | 14c5a625 |
15 | c7402ca |
hex | 879e539 |
142206265 has 4 divisors (see below), whose sum is σ = 170647524. Its totient is φ = 113765008.
The previous prime is 142206221. The next prime is 142206287. The reversal of 142206265 is 562602241.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 62157456 + 80048809 = 7884^2 + 8947^2 .
It is a cyclic number.
It is not a de Polignac number, because 142206265 - 215 = 142173497 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14220622 + ... + 14220631.
It is an arithmetic number, because the mean of its divisors is an integer number (42661881).
Almost surely, 2142206265 is an apocalyptic number.
It is an amenable number.
142206265 is a deficient number, since it is larger than the sum of its proper divisors (28441259).
142206265 is an equidigital number, since it uses as much as digits as its factorization.
142206265 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28441258.
The product of its (nonzero) digits is 5760, while the sum is 28.
The square root of 142206265 is about 11925.0268343514. The cubic root of 142206265 is about 521.9628294216.
The spelling of 142206265 in words is "one hundred forty-two million, two hundred six thousand, two hundred sixty-five".
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