Base | Representation |
---|---|
bin | 1001001110000… |
… | …0100010100000 |
3 | 2200202120010202 |
4 | 2103200202200 |
5 | 34344342243 |
6 | 3500444332 |
7 | 646451000 |
oct | 223404240 |
9 | 80676122 |
10 | 38668448 |
11 | 1a9111a5 |
12 | 10b496a8 |
13 | 801b750 |
14 | 51c8000 |
15 | 35dc4b8 |
hex | 24e08a0 |
38668448 has 96 divisors (see below), whose sum is σ = 95961600. Its totient is φ = 15240960.
The previous prime is 38668433. The next prime is 38668457. The reversal of 38668448 is 84486683.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142553 + ... + 142823.
It is an arithmetic number, because the mean of its divisors is an integer number (999600).
Almost surely, 238668448 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 38668448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47980800).
38668448 is an abundant number, since it is smaller than the sum of its proper divisors (57293152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38668448 is a wasteful number, since it uses less digits than its factorization.
38668448 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 315 (or 293 counting only the distinct ones).
The product of its digits is 884736, while the sum is 47.
The square root of 38668448 is about 6218.3959346442. The cubic root of 38668448 is about 338.1574141603.
The spelling of 38668448 in words is "thirty-eight million, six hundred sixty-eight thousand, four hundred forty-eight".
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