Base | Representation |
---|---|
bin | 100101111001… |
… | …0111010100100 |
3 | 1101101110121210 |
4 | 1023302322210 |
5 | 20041304343 |
6 | 1545511420 |
7 | 330613062 |
oct | 113627244 |
9 | 41343553 |
10 | 19869348 |
11 | 10241154 |
12 | 67a2570 |
13 | 4168b15 |
14 | 28d3032 |
15 | 1b27333 |
hex | 12f2ea4 |
19869348 has 24 divisors (see below), whose sum is σ = 46609920. Its totient is φ = 6587680.
The previous prime is 19869341. The next prime is 19869361. The reversal of 19869348 is 84396891.
It is a junction number, because it is equal to n+sod(n) for n = 19869297 and 19869306.
It is not an unprimeable number, because it can be changed into a prime (19869341) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2043 + ... + 6626.
It is an arithmetic number, because the mean of its divisors is an integer number (1942080).
Almost surely, 219869348 is an apocalyptic number.
It is an amenable number.
19869348 is an abundant number, since it is smaller than the sum of its proper divisors (26740572).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19869348 is a wasteful number, since it uses less digits than its factorization.
19869348 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8867 (or 8865 counting only the distinct ones).
The product of its digits is 373248, while the sum is 48.
The square root of 19869348 is about 4457.5046831159. The cubic root of 19869348 is about 270.8493964017.
The spelling of 19869348 in words is "nineteen million, eight hundred sixty-nine thousand, three hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •