Base | Representation |
---|---|
bin | 11100010110100110… |
… | …101110111010000001 |
3 | 2220120200210122000011 |
4 | 130112212232322001 |
5 | 444322132222200 |
6 | 21552533024521 |
7 | 2125300633534 |
oct | 342646567201 |
9 | 86520718004 |
10 | 30444023425 |
11 | 11a02948442 |
12 | 5a97785141 |
13 | 2b4237b65a |
14 | 168b3cca1b |
15 | bd2ad65ba |
hex | 7169aee81 |
30444023425 has 12 divisors (see below), whose sum is σ = 37754927280. Its totient is φ = 24352419920.
The previous prime is 30444023417. The next prime is 30444023443. The reversal of 30444023425 is 52432044403.
It is not a de Polignac number, because 30444023425 - 23 = 30444023417 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 167766 + ... + 298384.
It is an arithmetic number, because the mean of its divisors is an integer number (3146243940).
Almost surely, 230444023425 is an apocalyptic number.
It is an amenable number.
30444023425 is a deficient number, since it is larger than the sum of its proper divisors (7310903855).
30444023425 is a wasteful number, since it uses less digits than its factorization.
30444023425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 139952 (or 139947 counting only the distinct ones).
The product of its (nonzero) digits is 46080, while the sum is 31.
Adding to 30444023425 its reverse (52432044403), we get a palindrome (82876067828).
The spelling of 30444023425 in words is "thirty billion, four hundred forty-four million, twenty-three thousand, four hundred twenty-five".
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