Base | Representation |
---|---|
bin | 1001001101011… |
… | …1001101110000 |
3 | 2200200121202020 |
4 | 2103113031300 |
5 | 34342132011 |
6 | 3455551440 |
7 | 646231440 |
oct | 223271560 |
9 | 80617666 |
10 | 38630256 |
11 | 1a895535 |
12 | 10b2b580 |
13 | 8007252 |
14 | 51b8120 |
15 | 35d1006 |
hex | 24d7370 |
38630256 has 80 divisors (see below), whose sum is σ = 120777984. Its totient is φ = 10386432.
The previous prime is 38630227. The next prime is 38630261. The reversal of 38630256 is 65203683.
38630256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
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 15 ways as a sum of consecutive naturals, for example, 2331 + ... + 9093.
Almost surely, 238630256 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 38630256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60388992).
38630256 is an abundant number, since it is smaller than the sum of its proper divisors (82147728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38630256 is a wasteful number, since it uses less digits than its factorization.
38630256 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6798 (or 6792 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 33.
The square root of 38630256 is about 6215.3242875976. The cubic root of 38630256 is about 338.0460472027.
The spelling of 38630256 in words is "thirty-eight million, six hundred thirty thousand, two hundred fifty-six".
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