Base | Representation |
---|---|
bin | 111001010011… |
… | …0001110110111 |
3 | 2002112020112012 |
4 | 1302212032313 |
5 | 30142303030 |
6 | 2551514435 |
7 | 513226064 |
oct | 162461667 |
9 | 62466465 |
10 | 30041015 |
11 | 15a59294 |
12 | a088a1b |
13 | 62ba864 |
14 | 3dbdc6b |
15 | 2986095 |
hex | 1ca63b7 |
30041015 has 8 divisors (see below), whose sum is σ = 37212288. Its totient is φ = 23257440.
The previous prime is 30040981. The next prime is 30041021. The reversal of 30041015 is 51014003.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30041015 - 26 = 30040951 is a prime.
It is a Duffinian number.
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, 96752 + ... + 97061.
It is an arithmetic number, because the mean of its divisors is an integer number (4651536).
Almost surely, 230041015 is an apocalyptic number.
30041015 is a deficient number, since it is larger than the sum of its proper divisors (7171273).
30041015 is a wasteful number, since it uses less digits than its factorization.
30041015 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 193849.
The product of its (nonzero) digits is 60, while the sum is 14.
The square root of 30041015 is about 5480.9684363258. The cubic root of 30041015 is about 310.8647896028.
Adding to 30041015 its reverse (51014003), we get a palindrome (81055018).
The spelling of 30041015 in words is "thirty million, forty-one thousand, fifteen".
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