Base | Representation |
---|---|
bin | 100111000100… |
… | …110001000100 |
3 | 201021101221120 |
4 | 213010301010 |
5 | 10110240030 |
6 | 1003313540 |
7 | 153031245 |
oct | 47046104 |
9 | 21241846 |
10 | 10243140 |
11 | 5866906 |
12 | 351b8b0 |
13 | 217843b |
14 | 1508ccc |
15 | d75010 |
hex | 9c4c44 |
10243140 has 48 divisors (see below), whose sum is σ = 29057280. Its totient is φ = 2695680.
The previous prime is 10243097. The next prime is 10243171. The reversal of 10243140 is 4134201.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3660 + ... + 5820.
It is an arithmetic number, because the mean of its divisors is an integer number (605360).
Almost surely, 210243140 is an apocalyptic number.
10243140 is a gapful number since it is divisible by the number (10) 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 10243140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14528640).
10243140 is an abundant number, since it is smaller than the sum of its proper divisors (18814140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10243140 is a wasteful number, since it uses less digits than its factorization.
10243140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2252 (or 2250 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 10243140 is about 3200.4905873944. The cubic root of 10243140 is about 217.1756030783.
Adding to 10243140 its reverse (4134201), we get a palindrome (14377341).
The spelling of 10243140 in words is "ten million, two hundred forty-three thousand, one hundred forty".
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