Base | Representation |
---|---|
bin | 1111000010011… |
… | …01001010110101 |
3 | 22210100211200122 |
4 | 13201031022311 |
5 | 224243121310 |
6 | 20303421325 |
7 | 3061134164 |
oct | 741151265 |
9 | 283324618 |
10 | 126145205 |
11 | 6522983a |
12 | 362b4845 |
13 | 20199044 |
14 | 12a793db |
15 | b11b555 |
hex | 784d2b5 |
126145205 has 8 divisors (see below), whose sum is σ = 151468704. Its totient is φ = 100853200.
The previous prime is 126145193. The next prime is 126145267. The reversal of 126145205 is 502541621.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 126145205 - 210 = 126144181 is a prime.
It is a super-2 number, since 2×1261452052 = 31825225488984050, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2090 + ... + 16020.
It is an arithmetic number, because the mean of its divisors is an integer number (18933588).
Almost surely, 2126145205 is an apocalyptic number.
It is an amenable number.
126145205 is a deficient number, since it is larger than the sum of its proper divisors (25323499).
126145205 is a wasteful number, since it uses less digits than its factorization.
126145205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15747.
The product of its (nonzero) digits is 2400, while the sum is 26.
The square root of 126145205 is about 11231.4382427185. The cubic root of 126145205 is about 501.5223004987.
Adding to 126145205 its reverse (502541621), we get a palindrome (628686826).
The spelling of 126145205 in words is "one hundred twenty-six million, one hundred forty-five thousand, two hundred five".
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