Base | Representation |
---|---|
bin | 100010101110110000000 |
3 | 2010211002221 |
4 | 10111312000 |
5 | 242404143 |
6 | 40220424 |
7 | 12446632 |
oct | 4256600 |
9 | 2124087 |
10 | 1138048 |
11 | 70803a |
12 | 46a714 |
13 | 30b002 |
14 | 218a52 |
15 | 1772ed |
hex | 115d80 |
1138048 has 32 divisors (see below), whose sum is σ = 2405160. Its totient is φ = 534528.
The previous prime is 1138019. The next prime is 1138057. The reversal of 1138048 is 8408311.
It is a tau number, because it is divible by the number of its divisors (32).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1915 + ... + 2437.
21138048 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1138048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1202580).
1138048 is an abundant number, since it is smaller than the sum of its proper divisors (1267112).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1138048 is an equidigital number, since it uses as much as digits as its factorization.
1138048 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 554 (or 542 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 25.
The square root of 1138048 is about 1066.7933258134. The cubic root of 1138048 is about 104.4047344975.
The spelling of 1138048 in words is "one million, one hundred thirty-eight thousand, forty-eight".
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