Base | Representation |
---|---|
bin | 100100111011… |
… | …0100100000000 |
3 | 1100102120221001 |
4 | 1021312210000 |
5 | 14424010000 |
6 | 1530541344 |
7 | 323362102 |
oct | 111664400 |
9 | 40376831 |
10 | 19360000 |
11 | aa23500 |
12 | 6597854 |
13 | 401b02a |
14 | 27dd572 |
15 | 1a7646a |
hex | 1276900 |
19360000 has 135 divisors (see below), whose sum is σ = 53079103. Its totient is φ = 7040000.
The previous prime is 19359979. The next prime is 19360009. The reversal of 19360000 is 6391.
The square root of 19360000 is 4400.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 2 ways, for example, as 1517824 + 17842176 = 1232^2 + 4224^2 .
It is a zygodrome in base 8.
It is a self number, because there is not a number n which added to its sum of digits gives 19360000.
It is not an unprimeable number, because it can be changed into a prime (19360009) by changing a digit.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 1759995 + ... + 1760005.
Almost surely, 219360000 is an apocalyptic number.
19360000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
19360000 is the 4400-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 19360000
19360000 is an abundant number, since it is smaller than the sum of its proper divisors (33719103).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19360000 is an frugal number, since it uses more digits than its factorization.
19360000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58 (or 18 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 19.
The cubic root of 19360000 is about 268.5149377835.
Adding to 19360000 its reverse (6391), we get a palindrome (19366391).
The spelling of 19360000 in words is "nineteen million, three hundred sixty thousand".
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