Base | Representation |
---|---|
bin | 100101000110… |
… | …0010011011010 |
3 | 1100121010002012 |
4 | 1022030103122 |
5 | 14434332200 |
6 | 1532505522 |
7 | 324212525 |
oct | 112142332 |
9 | 40533065 |
10 | 19449050 |
11 | aa843a5 |
12 | 661b2a2 |
13 | 404c71a |
14 | 2823bbc |
15 | 1a92a35 |
hex | 128c4da |
19449050 has 24 divisors (see below), whose sum is σ = 37156476. Its totient is φ = 7568640.
The previous prime is 19449049. The next prime is 19449077. The reversal of 19449050 is 5094491.
It can be written as a sum of positive squares in 6 ways, for example, as 4231249 + 15217801 = 2057^2 + 3901^2 .
It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 19448998 and 19449016.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 3407 + ... + 7106.
Almost surely, 219449050 is an apocalyptic number.
19449050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
19449050 is a deficient number, since it is larger than the sum of its proper divisors (17707426).
19449050 is a wasteful number, since it uses less digits than its factorization.
19449050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10562 (or 10557 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 32.
The square root of 19449050 is about 4410.1077084352. The cubic root of 19449050 is about 268.9260033336.
The spelling of 19449050 in words is "nineteen million, four hundred forty-nine thousand, fifty".
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