Base | Representation |
---|---|
bin | 1001001100101… |
… | …0111100101100 |
3 | 2200121001211100 |
4 | 2103022330230 |
5 | 34334030022 |
6 | 3454523100 |
7 | 645632112 |
oct | 223127454 |
9 | 80531740 |
10 | 38580012 |
11 | 1a860809 |
12 | 10b06490 |
13 | 7cba413 |
14 | 51a3ab2 |
15 | 35c11ac |
hex | 24caf2c |
38580012 has 36 divisors (see below), whose sum is σ = 97972056. Its totient is φ = 12800640.
The previous prime is 38580001. The next prime is 38580023. The reversal of 38580012 is 21008583.
It is a happy number.
38580012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (38580001) and next prime (38580023).
It is a tau number, because it is divible by the number of its divisors (36).
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 in 11 ways as a sum of consecutive naturals, for example, 5812 + ... + 10532.
It is an arithmetic number, because the mean of its divisors is an integer number (2721446).
Almost surely, 238580012 is an apocalyptic number.
It is an amenable number.
38580012 is an abundant number, since it is smaller than the sum of its proper divisors (59392044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38580012 is a wasteful number, since it uses less digits than its factorization.
38580012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4958 (or 4953 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 27.
The square root of 38580012 is about 6211.2810272922. The cubic root of 38580012 is about 337.8994250437.
Adding to 38580012 its reverse (21008583), we get a palindrome (59588595).
The spelling of 38580012 in words is "thirty-eight million, five hundred eighty thousand, twelve".
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