Base | Representation |
---|---|
bin | 1011010111111000000… |
… | …00100000111100011101 |
3 | 1101100122210012100121111 |
4 | 11223330000200330131 |
5 | 22400301403100023 |
6 | 455304121302021 |
7 | 40142525056045 |
oct | 5537400407435 |
9 | 1340583170544 |
10 | 390775050013 |
11 | 1407aa367997 |
12 | 63899934911 |
13 | 2ab083a955a |
14 | 14cb0d52725 |
15 | a271ad500d |
hex | 5afc020f1d |
390775050013 has 4 divisors (see below), whose sum is σ = 390783899008. Its totient is φ = 390766201020.
The previous prime is 390775050007. The next prime is 390775050031. The reversal of 390775050013 is 310050577093.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 390775050013 - 25 = 390775049981 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (390775050073) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4357923 + ... + 4446688.
It is an arithmetic number, because the mean of its divisors is an integer number (97695974752).
Almost surely, 2390775050013 is an apocalyptic number.
It is an amenable number.
390775050013 is a deficient number, since it is larger than the sum of its proper divisors (8848995).
390775050013 is an equidigital number, since it uses as much as digits as its factorization.
390775050013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8848994.
The product of its (nonzero) digits is 99225, while the sum is 40.
The spelling of 390775050013 in words is "three hundred ninety billion, seven hundred seventy-five million, fifty thousand, thirteen".
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