Base | Representation |
---|---|
bin | 1001000111011100100000 |
3 | 11111102011211 |
4 | 21013130200 |
5 | 1102433132 |
6 | 123115504 |
7 | 26212216 |
oct | 11073440 |
9 | 4442154 |
10 | 2389792 |
11 | 1392539 |
12 | 972b94 |
13 | 6589a2 |
14 | 462cb6 |
15 | 323147 |
hex | 247720 |
2389792 has 48 divisors (see below), whose sum is σ = 5225472. Its totient is φ = 1070080.
The previous prime is 2389781. The next prime is 2389799. The reversal of 2389792 is 2979832.
It is a super-2 number, since 2×23897922 = 11422211606528, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2389799) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12417 + ... + 12607.
It is an arithmetic number, because the mean of its divisors is an integer number (108864).
22389792 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 2389792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2612736).
2389792 is an abundant number, since it is smaller than the sum of its proper divisors (2835680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2389792 is a wasteful number, since it uses less digits than its factorization.
2389792 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 241 (or 233 counting only the distinct ones).
The product of its digits is 54432, while the sum is 40.
The square root of 2389792 is about 1545.8952099027. The cubic root of 2389792 is about 133.6964988220.
Adding to 2389792 its sum of digits (40), we get a palindrome (2389832).
The spelling of 2389792 in words is "two million, three hundred eighty-nine thousand, seven hundred ninety-two".
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