Base | Representation |
---|---|
bin | 110000111001… |
… | …111000011100 |
3 | 220010022201200 |
4 | 300321320130 |
5 | 11240214441 |
6 | 1134435500 |
7 | 213653040 |
oct | 60717034 |
9 | 26108650 |
10 | 12819996 |
11 | 7266942 |
12 | 4362b90 |
13 | 286b2c7 |
14 | 19ba020 |
15 | 11d37b6 |
hex | c39e1c |
12819996 has 36 divisors (see below), whose sum is σ = 37036272. Its totient is φ = 3662784.
The previous prime is 12819971. The next prime is 12820009. The reversal of 12819996 is 69991821.
12819996 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (36).
It is a zygodrome in base 2.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25185 + ... + 25688.
Almost surely, 212819996 is an apocalyptic number.
It is an amenable number.
12819996 is an abundant number, since it is smaller than the sum of its proper divisors (24216276).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12819996 is a wasteful number, since it uses less digits than its factorization.
12819996 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50890 (or 50885 counting only the distinct ones).
The product of its digits is 69984, while the sum is 45.
The square root of 12819996 is about 3580.5021994128. The cubic root of 12819996 is about 234.0431653878.
The spelling of 12819996 in words is "twelve million, eight hundred nineteen thousand, nine hundred ninety-six".
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