Base | Representation |
---|---|
bin | 11101110111011… |
… | …11011010100010 |
3 | 122110102211122100 |
4 | 32323233122202 |
5 | 1003114313410 |
6 | 40505551230 |
7 | 6131366235 |
oct | 1673573242 |
9 | 573384570 |
10 | 250541730 |
11 | 11947378a |
12 | 6baa5516 |
13 | 3cba215a |
14 | 253bb41c |
15 | 16ede8c0 |
hex | eeef6a2 |
250541730 has 96 divisors (see below), whose sum is σ = 685713600. Its totient is φ = 63374976.
The previous prime is 250541729. The next prime is 250541761. The reversal of 250541730 is 37145052.
It is a happy number.
250541730 is a `hidden beast` number, since 2 + 50 + 541 + 73 + 0 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 250541694 and 250541703.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 153177 + ... + 154803.
It is an arithmetic number, because the mean of its divisors is an integer number (7142850).
Almost surely, 2250541730 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 250541730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (342856800).
250541730 is an abundant number, since it is smaller than the sum of its proper divisors (435171870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
250541730 is a wasteful number, since it uses less digits than its factorization.
250541730 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1728 (or 1725 counting only the distinct ones).
The product of its (nonzero) digits is 4200, while the sum is 27.
The square root of 250541730 is about 15828.5100372714. The cubic root of 250541730 is about 630.4152213621.
Adding to 250541730 its reverse (37145052), we get a palindrome (287686782).
The spelling of 250541730 in words is "two hundred fifty million, five hundred forty-one thousand, seven hundred thirty".
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