Base | Representation |
---|---|
bin | 111001110111… |
… | …1100001111100 |
3 | 2010002111100210 |
4 | 1303233201330 |
5 | 30231404434 |
6 | 3002152420 |
7 | 515616303 |
oct | 163574174 |
9 | 63074323 |
10 | 30341244 |
11 | 1614390a |
12 | a1b2710 |
13 | 63943cb |
14 | 405b43a |
15 | 29e4ee9 |
hex | 1cef87c |
30341244 has 24 divisors (see below), whose sum is σ = 71003520. Its totient is φ = 10084144.
The previous prime is 30341239. The next prime is 30341249. The reversal of 30341244 is 44214303.
It is an interprime number because it is at equal distance from previous prime (30341239) and next prime (30341249).
It is a self number, because there is not a number n which added to its sum of digits gives 30341244.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30341249) 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, 787 + ... + 7829.
It is an arithmetic number, because the mean of its divisors is an integer number (2958480).
Almost surely, 230341244 is an apocalyptic number.
It is an amenable number.
30341244 is an abundant number, since it is smaller than the sum of its proper divisors (40662276).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30341244 is a wasteful number, since it uses less digits than its factorization.
30341244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7409 (or 7407 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 21.
The square root of 30341244 is about 5508.2886634598. The cubic root of 30341244 is about 311.8969498596.
Adding to 30341244 its reverse (44214303), we get a palindrome (74555547).
It can be divided in two parts, 3034 and 1244, that added together give a triangular number (4278 = T92).
The spelling of 30341244 in words is "thirty million, three hundred forty-one thousand, two hundred forty-four".
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