Base | Representation |
---|---|
bin | 100000000011… |
… | …0011111010101 |
3 | 1011121201110212 |
4 | 1000012133111 |
5 | 13300210142 |
6 | 1400055205 |
7 | 262554443 |
oct | 100063725 |
9 | 34551425 |
10 | 16803797 |
11 | 9537a3a |
12 | 5764505 |
13 | 363469a |
14 | 2335b93 |
15 | 171dd82 |
hex | 10067d5 |
16803797 has 4 divisors (see below), whose sum is σ = 17034060. Its totient is φ = 16573536.
The previous prime is 16803793. The next prime is 16803821. The reversal of 16803797 is 79730861.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 79730861 = 7 ⋅11390123.
It can be written as a sum of positive squares in 2 ways, for example, as 11600836 + 5202961 = 3406^2 + 2281^2 .
It is a cyclic number.
It is not a de Polignac number, because 16803797 - 22 = 16803793 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 (16803793) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115022 + ... + 115167.
It is an arithmetic number, because the mean of its divisors is an integer number (4258515).
Almost surely, 216803797 is an apocalyptic number.
It is an amenable number.
16803797 is a deficient number, since it is larger than the sum of its proper divisors (230263).
16803797 is an equidigital number, since it uses as much as digits as its factorization.
16803797 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 230262.
The product of its (nonzero) digits is 63504, while the sum is 41.
The square root of 16803797 is about 4099.2434667875. The cubic root of 16803797 is about 256.1351266198.
The spelling of 16803797 in words is "sixteen million, eight hundred three thousand, seven hundred ninety-seven".
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