Base | Representation |
---|---|
bin | 111001101011… |
… | …1101010100100 |
3 | 2002220112021100 |
4 | 1303113222210 |
5 | 30220242432 |
6 | 3000120100 |
7 | 515031306 |
oct | 163275244 |
9 | 62815240 |
10 | 30243492 |
11 | 16087424 |
12 | a166030 |
13 | 635ba76 |
14 | 4033976 |
15 | 29c607c |
hex | 1cd7aa4 |
30243492 has 36 divisors (see below), whose sum is σ = 76776336. Its totient is φ = 10038000.
The previous prime is 30243469. The next prime is 30243511. The reversal of 30243492 is 29434203.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (36).
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, 7363 + ... + 10709.
It is an arithmetic number, because the mean of its divisors is an integer number (2132676).
Almost surely, 230243492 is an apocalyptic number.
It is an amenable number.
30243492 is an abundant number, since it is smaller than the sum of its proper divisors (46532844).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30243492 is a wasteful number, since it uses less digits than its factorization.
30243492 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3608 (or 3603 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 27.
The square root of 30243492 is about 5499.4083318117. The cubic root of 30243492 is about 311.5616378383.
Adding to 30243492 its reverse (29434203), we get a palindrome (59677695).
The spelling of 30243492 in words is "thirty million, two hundred forty-three thousand, four hundred ninety-two".
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