Base | Representation |
---|---|
bin | 10000000010000101… |
… | …100011101010001001 |
3 | 1122102201211112101201 |
4 | 100002011203222021 |
5 | 240224002133033 |
6 | 11524114344201 |
7 | 1146413032444 |
oct | 200205435211 |
9 | 48381745351 |
10 | 17214880393 |
11 | 7334395487 |
12 | 340528b061 |
13 | 181468a779 |
14 | b9445665b |
15 | 6ab4c047d |
hex | 402163a89 |
17214880393 has 4 divisors (see below), whose sum is σ = 17220371220. Its totient is φ = 17209389568.
The previous prime is 17214880381. The next prime is 17214880411. The reversal of 17214880393 is 39308841271.
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 11767259529 + 5447620864 = 108477^2 + 73808^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-17214880393 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (17214880363) 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, 2740708 + ... + 2746981.
It is an arithmetic number, because the mean of its divisors is an integer number (4305092805).
Almost surely, 217214880393 is an apocalyptic number.
It is an amenable number.
17214880393 is a deficient number, since it is larger than the sum of its proper divisors (5490827).
17214880393 is an equidigital number, since it uses as much as digits as its factorization.
17214880393 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5490826.
The product of its (nonzero) digits is 290304, while the sum is 46.
The spelling of 17214880393 in words is "seventeen billion, two hundred fourteen million, eight hundred eighty thousand, three hundred ninety-three".
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