Base | Representation |
---|---|
bin | 111001010011… |
… | …0001110110100 |
3 | 2002112020112002 |
4 | 1302212032310 |
5 | 30142303022 |
6 | 2551514432 |
7 | 513226061 |
oct | 162461664 |
9 | 62466462 |
10 | 30041012 |
11 | 15a59291 |
12 | a088a18 |
13 | 62ba861 |
14 | 3dbdc68 |
15 | 2986092 |
hex | 1ca63b4 |
30041012 has 6 divisors (see below), whose sum is σ = 52571778. Its totient is φ = 15020504.
The previous prime is 30040981. The next prime is 30041021. The reversal of 30041012 is 21014003.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 29528356 + 512656 = 5434^2 + 716^2 .
It is a junction number, because it is equal to n+sod(n) for n = 30040984 and 30041002.
It is a congruent number.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 3755123 + ... + 3755130.
It is an arithmetic number, because the mean of its divisors is an integer number (8761963).
Almost surely, 230041012 is an apocalyptic number.
It is an amenable number.
30041012 is a deficient number, since it is larger than the sum of its proper divisors (22530766).
30041012 is a wasteful number, since it uses less digits than its factorization.
30041012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7510257 (or 7510255 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 11.
The square root of 30041012 is about 5480.9681626516. The cubic root of 30041012 is about 310.8647792547.
Adding to 30041012 its reverse (21014003), we get a palindrome (51055015).
The spelling of 30041012 in words is "thirty million, forty-one thousand, twelve".
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