Base | Representation |
---|---|
bin | 1101111000101100001… |
… | …0000001110011001000 |
3 | 211210202100202112100021 |
4 | 3132023002001303020 |
5 | 12402030234002320 |
6 | 301331353550224 |
7 | 23143430360641 |
oct | 3361302016310 |
9 | 753670675307 |
10 | 238555765960 |
11 | 92197568896 |
12 | 3a297a15374 |
13 | 1965a106185 |
14 | b7909446c8 |
15 | 6313279daa |
hex | 378b081cc8 |
238555765960 has 64 divisors (see below), whose sum is σ = 544150598400. Its totient is φ = 94109423616.
The previous prime is 238555765957. The next prime is 238555765961. The reversal of 238555765960 is 69567555832.
It is a happy number.
238555765960 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (238555765961) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2824504 + ... + 2907736.
It is an arithmetic number, because the mean of its divisors is an integer number (8502353100).
Almost surely, 2238555765960 is an apocalyptic number.
238555765960 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 238555765960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272075299200).
238555765960 is an abundant number, since it is smaller than the sum of its proper divisors (305594832440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
238555765960 is a wasteful number, since it uses less digits than its factorization.
238555765960 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 84230 (or 84226 counting only the distinct ones).
The product of its (nonzero) digits is 68040000, while the sum is 61.
The spelling of 238555765960 in words is "two hundred thirty-eight billion, five hundred fifty-five million, seven hundred sixty-five thousand, nine hundred sixty".
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