Base | Representation |
---|---|
bin | 111010000000… |
… | …0111100000000 |
3 | 2010020010011112 |
4 | 1310000330000 |
5 | 30241200134 |
6 | 3003502452 |
7 | 516334211 |
oct | 164007400 |
9 | 63203145 |
10 | 30412544 |
11 | 16192438 |
12 | a227a28 |
13 | 63ba9b6 |
14 | 4079408 |
15 | 2a0b1ce |
hex | 1d00f00 |
30412544 has 18 divisors (see below), whose sum is σ = 60706800. Its totient is φ = 15206144.
The previous prime is 30412523. The next prime is 30412549. The reversal of 30412544 is 44521403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30412549) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59144 + ... + 59655.
It is an arithmetic number, because the mean of its divisors is an integer number (3372600).
Almost surely, 230412544 is an apocalyptic number.
It is an amenable number.
30412544 is a deficient number, since it is larger than the sum of its proper divisors (30294256).
30412544 is an equidigital number, since it uses as much as digits as its factorization.
30412544 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118815 (or 118801 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 23.
The square root of 30412544 is about 5514.7569302735. The cubic root of 30412544 is about 312.1410714227.
Adding to 30412544 its reverse (44521403), we get a palindrome (74933947).
The spelling of 30412544 in words is "thirty million, four hundred twelve thousand, five hundred forty-four".
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