Base | Representation |
---|---|
bin | 100100011000… |
… | …0011111110100 |
3 | 1022220000020212 |
4 | 1020300133310 |
5 | 14340314022 |
6 | 1520444552 |
7 | 321055310 |
oct | 110603764 |
9 | 38800225 |
10 | 19073012 |
11 | a847922 |
12 | 6479758 |
13 | 3c4a50a |
14 | 2766b40 |
15 | 1a1b3e2 |
hex | 12307f4 |
19073012 has 12 divisors (see below), whose sum is σ = 38146080. Its totient is φ = 8174136.
The previous prime is 19073011. The next prime is 19073063. The reversal of 19073012 is 21037091.
19073012 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19073011) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 340562 + ... + 340617.
It is an arithmetic number, because the mean of its divisors is an integer number (3178840).
Almost surely, 219073012 is an apocalyptic number.
It is an amenable number.
19073012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19073012 is a wasteful number, since it uses less digits than its factorization.
19073012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 681190 (or 681188 counting only the distinct ones).
The product of its (nonzero) digits is 378, while the sum is 23.
The square root of 19073012 is about 4367.2659639642. The cubic root of 19073012 is about 267.1815268343.
The spelling of 19073012 in words is "nineteen million, seventy-three thousand, twelve".
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