Base | Representation |
---|---|
bin | 111111111101… |
… | …111110000010 |
3 | 1011112221121022 |
4 | 333331332002 |
5 | 13243101043 |
6 | 1355225442 |
7 | 262350626 |
oct | 77757602 |
9 | 34487538 |
10 | 16768898 |
11 | 95137a3 |
12 | 5748282 |
13 | 3621833 |
14 | 2327186 |
15 | 1713868 |
hex | ffdf82 |
16768898 has 4 divisors (see below), whose sum is σ = 25153350. Its totient is φ = 8384448.
The previous prime is 16768897. The next prime is 16768901. The reversal of 16768898 is 89886761.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89886761 = 103 ⋅872687.
It can be written as a sum of positive squares in only one way, i.e., 13786369 + 2982529 = 3713^2 + 1727^2 .
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (16768891) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4192223 + ... + 4192226.
Almost surely, 216768898 is an apocalyptic number.
16768898 is a deficient number, since it is larger than the sum of its proper divisors (8384452).
16768898 is an equidigital number, since it uses as much as digits as its factorization.
16768898 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8384451.
The product of its digits is 1161216, while the sum is 53.
The square root of 16768898 is about 4094.9844932551. The cubic root of 16768898 is about 255.9576854704.
The spelling of 16768898 in words is "sixteen million, seven hundred sixty-eight thousand, eight hundred ninety-eight".
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