Base | Representation |
---|---|
bin | 111001001111… |
… | …0000000110000 |
3 | 2002110112100010 |
4 | 1302132000300 |
5 | 30140213334 |
6 | 2551054520 |
7 | 513025653 |
oct | 162360060 |
9 | 62415303 |
10 | 30007344 |
11 | 15a35a64 |
12 | a071440 |
13 | 62a8433 |
14 | 3db189a |
15 | 297b0e9 |
hex | 1c9e030 |
30007344 has 40 divisors (see below), whose sum is σ = 80195760. Its totient is φ = 9657088.
The previous prime is 30007343. The next prime is 30007361. The reversal of 30007344 is 44370003.
It is a self number, because there is not a number n which added to its sum of digits gives 30007344.
It is not an unprimeable number, because it can be changed into a prime (30007343) 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, 9387 + ... + 12170.
It is an arithmetic number, because the mean of its divisors is an integer number (2004894).
Almost surely, 230007344 is an apocalyptic number.
It is an amenable number.
30007344 is an abundant number, since it is smaller than the sum of its proper divisors (50188416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30007344 is a wasteful number, since it uses less digits than its factorization.
30007344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21597 (or 21591 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 21.
The square root of 30007344 is about 5477.8959464378. The cubic root of 30007344 is about 310.7486035439.
Adding to 30007344 its reverse (44370003), we get a palindrome (74377347).
The spelling of 30007344 in words is "thirty million, seven thousand, three hundred forty-four".
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