Base | Representation |
---|---|
bin | 111010000100… |
… | …0001100000100 |
3 | 2010021121220112 |
4 | 1310020030010 |
5 | 30243122434 |
6 | 3004252152 |
7 | 516516620 |
oct | 164101404 |
9 | 63247815 |
10 | 30442244 |
11 | 16202788 |
12 | a241058 |
13 | 63cb381 |
14 | 4086180 |
15 | 2a14dce |
hex | 1d08304 |
30442244 has 24 divisors (see below), whose sum is σ = 61746048. Its totient is φ = 12862080.
The previous prime is 30442219. The next prime is 30442259. The reversal of 30442244 is 44224403.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5669 + ... + 9644.
It is an arithmetic number, because the mean of its divisors is an integer number (2572752).
Almost surely, 230442244 is an apocalyptic number.
It is an amenable number.
30442244 is an abundant number, since it is smaller than the sum of its proper divisors (31303804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30442244 is a wasteful number, since it uses less digits than its factorization.
30442244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15395 (or 15393 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 23.
The square root of 30442244 is about 5517.4490482468. The cubic root of 30442244 is about 312.2426476414.
Adding to 30442244 its reverse (44224403), we get a palindrome (74666647).
The spelling of 30442244 in words is "thirty million, four hundred forty-two thousand, two hundred forty-four".
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