Base | Representation |
---|---|
bin | 1000001100111111000100 |
3 | 11001020201020 |
4 | 20030333010 |
5 | 1022302330 |
6 | 114031140 |
7 | 24164133 |
oct | 10147704 |
9 | 4036636 |
10 | 2150340 |
11 | 1239645 |
12 | 8784b0 |
13 | 5a39ba |
14 | 3dd91a |
15 | 2c7210 |
hex | 20cfc4 |
2150340 has 24 divisors (see below), whose sum is σ = 6021120. Its totient is φ = 573408.
The previous prime is 2150333. The next prime is 2150341. The reversal of 2150340 is 430512.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is not an unprimeable number, because it can be changed into a prime (2150341) 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, 17860 + ... + 17979.
It is an arithmetic number, because the mean of its divisors is an integer number (250880).
22150340 is an apocalyptic number.
2150340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2150340 is an abundant number, since it is smaller than the sum of its proper divisors (3870780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2150340 is a wasteful number, since it uses less digits than its factorization.
2150340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35851 (or 35849 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 15.
The square root of 2150340 is about 1466.4037643160. The cubic root of 2150340 is about 129.0730912031.
Adding to 2150340 its reverse (430512), we get a palindrome (2580852).
The spelling of 2150340 in words is "two million, one hundred fifty thousand, three hundred forty".
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