Base | Representation |
---|---|
bin | 10110111000001… |
… | …110100010110000 |
3 | 222202021000021110 |
4 | 112320032202300 |
5 | 1241230312014 |
6 | 102030553320 |
7 | 12340400226 |
oct | 2670164260 |
9 | 882230243 |
10 | 383838384 |
11 | 187737506 |
12 | a8668840 |
13 | 616a3307 |
14 | 38d98b16 |
15 | 23a6ed59 |
hex | 16e0e8b0 |
383838384 has 40 divisors (see below), whose sum is σ = 999168192. Its totient is φ = 126967360.
The previous prime is 383838383. The next prime is 383838401. The reversal of 383838384 is 483838383.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a nude number because it is divisible by every one of its digits.
It is not an unprimeable number, because it can be changed into a prime (383838383) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 24234 + ... + 36809.
Almost surely, 2383838384 is an apocalyptic number.
It is an amenable number.
383838384 is an abundant number, since it is smaller than the sum of its proper divisors (615329808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
383838384 is a wasteful number, since it uses less digits than its factorization.
383838384 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61185 (or 61179 counting only the distinct ones).
The product of its digits is 1327104, while the sum is 48.
The square root of 383838384 is about 19591.7937922999. The cubic root of 383838384 is about 726.7462520733.
Subtracting 383838384 from its reverse (483838383), we obtain a palindrome (99999999).
It can be divided in two parts, 3 and 83838384, that multiplied together give a palindrome (251515152).
The spelling of 383838384 in words is "three hundred eighty-three million, eight hundred thirty-eight thousand, three hundred eighty-four".
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