Base | Representation |
---|---|
bin | 1001000110111… |
… | …1001000100000 |
3 | 2122212221221121 |
4 | 2101233020200 |
5 | 34240011221 |
6 | 3442502024 |
7 | 642504511 |
oct | 221571040 |
9 | 78787847 |
10 | 38203936 |
11 | 1a624201 |
12 | 10964914 |
13 | 7bb81a4 |
14 | 5106a08 |
15 | 3549a41 |
hex | 246f220 |
38203936 has 48 divisors (see below), whose sum is σ = 77523264. Its totient is φ = 18526464.
The previous prime is 38203931. The next prime is 38203951. The reversal of 38203936 is 63930283.
It is not an unprimeable number, because it can be changed into a prime (38203931) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220746 + ... + 220918.
It is an arithmetic number, because the mean of its divisors is an integer number (1615068).
Almost surely, 238203936 is an apocalyptic number.
It is an amenable number.
38203936 is an abundant number, since it is smaller than the sum of its proper divisors (39319328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38203936 is a wasteful number, since it uses less digits than its factorization.
38203936 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 353 (or 345 counting only the distinct ones).
The product of its (nonzero) digits is 23328, while the sum is 34.
The square root of 38203936 is about 6180.9332628657. The cubic root of 38203936 is about 336.7978958838.
The spelling of 38203936 in words is "thirty-eight million, two hundred three thousand, nine hundred thirty-six".
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