Base | Representation |
---|---|
bin | 111010101000… |
… | …1001100101100 |
3 | 2010211211010101 |
4 | 1311101030230 |
5 | 30332210132 |
6 | 3014520444 |
7 | 522203521 |
oct | 165211454 |
9 | 63754111 |
10 | 30741292 |
11 | 1639742a |
12 | a366124 |
13 | 64a451a |
14 | 4123148 |
15 | 2a737e7 |
hex | 1d5132c |
30741292 has 12 divisors (see below), whose sum is σ = 53847976. Its totient is φ = 15356160.
The previous prime is 30741283. The next prime is 30741299. The reversal of 30741292 is 29214703.
It is an alternating number because its digits alternate between odd and even.
It is a self number, because there is not a number n which added to its sum of digits gives 30741292.
It is not an unprimeable number, because it can be changed into a prime (30741299) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2188 + ... + 8140.
Almost surely, 230741292 is an apocalyptic number.
It is an amenable number.
30741292 is a deficient number, since it is larger than the sum of its proper divisors (23106684).
30741292 is a wasteful number, since it uses less digits than its factorization.
30741292 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7248 (or 7246 counting only the distinct ones).
The product of its (nonzero) digits is 3024, while the sum is 28.
The square root of 30741292 is about 5544.4830236912. The cubic root of 30741292 is about 313.2617516680.
Adding to 30741292 its reverse (29214703), we get a palindrome (59955995).
The spelling of 30741292 in words is "thirty million, seven hundred forty-one thousand, two hundred ninety-two".
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