Base | Representation |
---|---|
bin | 100101101000… |
… | …0111101111000 |
3 | 1101010101212201 |
4 | 1023100331320 |
5 | 20022332141 |
6 | 1542515544 |
7 | 326463505 |
oct | 113207570 |
9 | 41111781 |
10 | 19730296 |
11 | 10156733 |
12 | 6735bb4 |
13 | 411a741 |
14 | 28984ac |
15 | 1aeb031 |
hex | 12d0f78 |
19730296 has 16 divisors (see below), whose sum is σ = 37065600. Its totient is φ = 9846144.
The previous prime is 19730279. The next prime is 19730299. The reversal of 19730296 is 69203791.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19730299) 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 3 ways as a sum of consecutive naturals, for example, 2665 + ... + 6823.
It is an arithmetic number, because the mean of its divisors is an integer number (2316600).
Almost surely, 219730296 is an apocalyptic number.
It is an amenable number.
19730296 is a deficient number, since it is larger than the sum of its proper divisors (17335304).
19730296 is a wasteful number, since it uses less digits than its factorization.
19730296 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4758 (or 4754 counting only the distinct ones).
The product of its (nonzero) digits is 20412, while the sum is 37.
The square root of 19730296 is about 4441.8797822544. The cubic root of 19730296 is about 270.2160867316.
The spelling of 19730296 in words is "nineteen million, seven hundred thirty thousand, two hundred ninety-six".
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