Base | Representation |
---|---|
bin | 1001001110000… |
… | …0100100000100 |
3 | 2200202120021110 |
4 | 2103200210010 |
5 | 34344343143 |
6 | 3500445020 |
7 | 646451202 |
oct | 223404404 |
9 | 80676243 |
10 | 38668548 |
11 | 1a911286 |
12 | 10b49770 |
13 | 801b7c9 |
14 | 51c8072 |
15 | 35dc533 |
hex | 24e0904 |
38668548 has 12 divisors (see below), whose sum is σ = 90226640. Its totient is φ = 12889512.
The previous prime is 38668547. The next prime is 38668559. The reversal of 38668548 is 84586683.
It is a tau number, because it is divible by the number of its divisors (12).
It is a junction number, because it is equal to n+sod(n) for n = 38668497 and 38668506.
It is not an unprimeable number, because it can be changed into a prime (38668547) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1611178 + ... + 1611201.
Almost surely, 238668548 is an apocalyptic number.
It is an amenable number.
38668548 is an abundant number, since it is smaller than the sum of its proper divisors (51558092).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38668548 is a wasteful number, since it uses less digits than its factorization.
38668548 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3222386 (or 3222384 counting only the distinct ones).
The product of its digits is 1105920, while the sum is 48.
The square root of 38668548 is about 6218.4039752978. The cubic root of 38668548 is about 338.1577056616.
The spelling of 38668548 in words is "thirty-eight million, six hundred sixty-eight thousand, five hundred forty-eight".
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