Base | Representation |
---|---|
bin | 101010011111… |
… | …100000000000 |
3 | 202221220221020 |
4 | 222133200000 |
5 | 10322422242 |
6 | 1034425440 |
7 | 163452300 |
oct | 52374000 |
9 | 22856836 |
10 | 11139072 |
11 | 6318a4a |
12 | 3892280 |
13 | 2400189 |
14 | 169d600 |
15 | ea06ec |
hex | a9f800 |
11139072 has 144 divisors (see below), whose sum is σ = 35479080. Its totient is φ = 3096576.
The previous prime is 11139071. The next prime is 11139083. The reversal of 11139072 is 27093111.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11139071) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 301038 + ... + 301074.
Almost surely, 211139072 is an apocalyptic number.
11139072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 11139072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17739540).
11139072 is an abundant number, since it is smaller than the sum of its proper divisors (24340008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11139072 is an equidigital number, since it uses as much as digits as its factorization.
11139072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76 (or 49 counting only the distinct ones).
The product of its (nonzero) digits is 378, while the sum is 24.
The square root of 11139072 is about 3337.5248313683. The cubic root of 11139072 is about 223.3313393055.
The spelling of 11139072 in words is "eleven million, one hundred thirty-nine thousand, seventy-two".
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