Base | Representation |
---|---|
bin | 101011010100111111101001… |
… | …0111100111000000101011000 |
3 | 1211222102110210020001020202202 |
4 | 1112221333102330320011120 |
5 | 344423212030304344110 |
6 | 3430322540045345332 |
7 | 143163553666503263 |
oct | 12651772274700530 |
9 | 1758373706036682 |
10 | 381117462184280 |
11 | 10048800a767108 |
12 | 368b314ab68248 |
13 | 134872b7a0a203 |
14 | 6a1827dac3cda |
15 | 2e0db16cb90a5 |
hex | 15a9fd2f38158 |
381117462184280 has 16 divisors (see below), whose sum is σ = 857514289914720. Its totient is φ = 152446984873696.
The previous prime is 381117462184229. The next prime is 381117462184289. The reversal of 381117462184280 is 82481264711183.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (381117462184289) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4763968277264 + ... + 4763968277343.
It is an arithmetic number, because the mean of its divisors is an integer number (53594643119670).
Almost surely, 2381117462184280 is an apocalyptic number.
It is an amenable number.
381117462184280 is an abundant number, since it is smaller than the sum of its proper divisors (476396827730440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
381117462184280 is a wasteful number, since it uses less digits than its factorization.
381117462184280 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9527936554618 (or 9527936554614 counting only the distinct ones).
The product of its (nonzero) digits is 4128768, while the sum is 56.
The spelling of 381117462184280 in words is "three hundred eighty-one trillion, one hundred seventeen billion, four hundred sixty-two million, one hundred eighty-four thousand, two hundred eighty".
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