Base | Representation |
---|---|
bin | 110000110000… |
… | …111110000000 |
3 | 220001110122112 |
4 | 300300332000 |
5 | 11233032423 |
6 | 1133554452 |
7 | 213441434 |
oct | 60607600 |
9 | 26043575 |
10 | 12783488 |
11 | 7241473 |
12 | 4345a28 |
13 | 28577c3 |
14 | 19aa9c4 |
15 | 11c7a78 |
hex | c30f80 |
12783488 has 16 divisors (see below), whose sum is σ = 25467360. Its totient is φ = 6391680.
The previous prime is 12783457. The next prime is 12783493. The reversal of 12783488 is 88438721.
It is a tau number, because it is divible by the number of its divisors (16).
It is a super-2 number, since 2×127834882 = 326835130892288, which contains 22 as substring.
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 as a sum of consecutive naturals, namely, 49808 + ... + 50063.
It is an arithmetic number, because the mean of its divisors is an integer number (1591710).
Almost surely, 212783488 is an apocalyptic number.
It is an amenable number.
12783488 is a deficient number, since it is larger than the sum of its proper divisors (12683872).
12783488 is an frugal number, since it uses more digits than its factorization.
12783488 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 99885 (or 99873 counting only the distinct ones).
The product of its digits is 86016, while the sum is 41.
The square root of 12783488 is about 3575.4003971583. The cubic root of 12783488 is about 233.8207895637.
The spelling of 12783488 in words is "twelve million, seven hundred eighty-three thousand, four hundred eighty-eight".
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