Base | Representation |
---|---|
bin | 1001000111000… |
… | …0011110000100 |
3 | 2122220020110102 |
4 | 2101300132010 |
5 | 34240200122 |
6 | 3442543232 |
7 | 642526463 |
oct | 221603604 |
9 | 78806412 |
10 | 38209412 |
11 | 1a62832a |
12 | 10967b18 |
13 | 7bba827 |
14 | 51089da |
15 | 354b492 |
hex | 2470784 |
38209412 has 6 divisors (see below), whose sum is σ = 66866478. Its totient is φ = 19104704.
The previous prime is 38209373. The next prime is 38209427. The reversal of 38209412 is 21490283.
It can be written as a sum of positive squares in only one way, i.e., 23951236 + 14258176 = 4894^2 + 3776^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4776173 + ... + 4776180.
It is an arithmetic number, because the mean of its divisors is an integer number (11144413).
Almost surely, 238209412 is an apocalyptic number.
It is an amenable number.
38209412 is a deficient number, since it is larger than the sum of its proper divisors (28657066).
38209412 is a wasteful number, since it uses less digits than its factorization.
38209412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9552357 (or 9552355 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 29.
The square root of 38209412 is about 6181.3762221693. The cubic root of 38209412 is about 336.8139868712.
Adding to 38209412 its reverse (21490283), we get a palindrome (59699695).
The spelling of 38209412 in words is "thirty-eight million, two hundred nine thousand, four hundred twelve".
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