Base | Representation |
---|---|
bin | 1111001011011… |
… | …10100001011001 |
3 | 22212121001110111 |
4 | 13211232201121 |
5 | 230044033033 |
6 | 20345044321 |
7 | 3104201431 |
oct | 745564131 |
9 | 285531414 |
10 | 127330393 |
11 | 65969233 |
12 | 367866a1 |
13 | 204c2638 |
14 | 12ca72c1 |
15 | b2a27cd |
hex | 796e859 |
127330393 has 4 divisors (see below), whose sum is σ = 127826100. Its totient is φ = 126834688.
The previous prime is 127330367. The next prime is 127330409. The reversal of 127330393 is 393033721.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 393033721 = 37 ⋅10622533.
It can be written as a sum of positive squares in 2 ways, for example, as 98942809 + 28387584 = 9947^2 + 5328^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-127330393 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (127334393) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247468 + ... + 247981.
It is an arithmetic number, because the mean of its divisors is an integer number (31956525).
Almost surely, 2127330393 is an apocalyptic number.
It is an amenable number.
127330393 is a deficient number, since it is larger than the sum of its proper divisors (495707).
127330393 is an equidigital number, since it uses as much as digits as its factorization.
127330393 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 495706.
The product of its (nonzero) digits is 10206, while the sum is 31.
The square root of 127330393 is about 11284.0769671250. The cubic root of 127330393 is about 503.0880789388.
The spelling of 127330393 in words is "one hundred twenty-seven million, three hundred thirty thousand, three hundred ninety-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •