Base | Representation |
---|---|
bin | 1001001000101… |
… | …0010000000100 |
3 | 2200002121022112 |
4 | 2102022100010 |
5 | 34302040022 |
6 | 3445120152 |
7 | 643446401 |
oct | 222122004 |
9 | 80077275 |
10 | 38315012 |
11 | 1a69a6aa |
12 | 109b9058 |
13 | 7c26908 |
14 | 51352a8 |
15 | 356c8e2 |
hex | 248a404 |
38315012 has 6 divisors (see below), whose sum is σ = 67051278. Its totient is φ = 19157504.
The previous prime is 38314981. The next prime is 38315027. The reversal of 38315012 is 21051383.
It can be written as a sum of positive squares in only one way, i.e., 37773316 + 541696 = 6146^2 + 736^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4789373 + ... + 4789380.
It is an arithmetic number, because the mean of its divisors is an integer number (11175213).
Almost surely, 238315012 is an apocalyptic number.
It is an amenable number.
38315012 is a deficient number, since it is larger than the sum of its proper divisors (28736266).
38315012 is a wasteful number, since it uses less digits than its factorization.
38315012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9578757 (or 9578755 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 23.
The square root of 38315012 is about 6189.9121156928. The cubic root of 38315012 is about 337.1239876376.
Adding to 38315012 its reverse (21051383), we get a palindrome (59366395).
The spelling of 38315012 in words is "thirty-eight million, three hundred fifteen thousand, twelve".
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