Base | Representation |
---|---|
bin | 1001100110001… |
… | …0110101100100 |
3 | 2210201221121120 |
4 | 2121202311210 |
5 | 40301010344 |
6 | 3554413540 |
7 | 666061023 |
oct | 231426544 |
9 | 83657546 |
10 | 40250724 |
11 | 207a1a68 |
12 | 115912b0 |
13 | 84539c7 |
14 | 54ba8ba |
15 | 3801219 |
hex | 2662d64 |
40250724 has 24 divisors (see below), whose sum is σ = 97157760. Its totient is φ = 12954144.
The previous prime is 40250723. The next prime is 40250761. The reversal of 40250724 is 42705204.
It is a junction number, because it is equal to n+sod(n) for n = 40250694 and 40250703.
It is not an unprimeable number, because it can be changed into a prime (40250723) 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, 57484 + ... + 58179.
It is an arithmetic number, because the mean of its divisors is an integer number (4048240).
Almost surely, 240250724 is an apocalyptic number.
It is an amenable number.
40250724 is an abundant number, since it is smaller than the sum of its proper divisors (56907036).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40250724 is a wasteful number, since it uses less digits than its factorization.
40250724 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 115699 (or 115697 counting only the distinct ones).
The product of its (nonzero) digits is 2240, while the sum is 24.
The square root of 40250724 is about 6344.3458291616. The cubic root of 40250724 is about 342.7082548974.
Adding to 40250724 its reverse (42705204), we get a palindrome (82955928).
The spelling of 40250724 in words is "forty million, two hundred fifty thousand, seven hundred twenty-four".
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