Base | Representation |
---|---|
bin | 111001001110… |
… | …1010011100100 |
3 | 2002110101101000 |
4 | 1302131103210 |
5 | 30140120302 |
6 | 2551033300 |
7 | 513014352 |
oct | 162352344 |
9 | 62411330 |
10 | 30004452 |
11 | 15a33875 |
12 | a06b830 |
13 | 62a701a |
14 | 3db07d2 |
15 | 297a31c |
hex | 1c9d4e4 |
30004452 has 48 divisors (see below), whose sum is σ = 78104320. Its totient is φ = 9961056.
The previous prime is 30004451. The next prime is 30004459. The reversal of 30004452 is 25440003.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (30004451) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39258 + ... + 40014.
Almost surely, 230004452 is an apocalyptic number.
It is an amenable number.
30004452 is an abundant number, since it is smaller than the sum of its proper divisors (48099868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30004452 is a wasteful number, since it uses less digits than its factorization.
30004452 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1137 (or 1129 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 18.
The square root of 30004452 is about 5477.6319701126. The cubic root of 30004452 is about 310.7386202786.
Adding to 30004452 its reverse (25440003), we get a palindrome (55444455).
The spelling of 30004452 in words is "thirty million, four thousand, four hundred fifty-two".
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