Base | Representation |
---|---|
bin | 10110101110010… |
… | …111101101010010 |
3 | 222120101201211101 |
4 | 112232113231102 |
5 | 1240100120412 |
6 | 101455335014 |
7 | 12306416050 |
oct | 2656275522 |
9 | 876351741 |
10 | 381254482 |
11 | 186232154 |
12 | a782146a |
13 | 60caa18b |
14 | 388c51d0 |
15 | 2370e457 |
hex | 16b97b52 |
381254482 has 32 divisors (see below), whose sum is σ = 664796160. Its totient is φ = 160615440.
The previous prime is 381254479. The next prime is 381254483. The reversal of 381254482 is 284452183.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (381254483) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207307 + ... + 209137.
It is an arithmetic number, because the mean of its divisors is an integer number (20774880).
Almost surely, 2381254482 is an apocalyptic number.
381254482 is a deficient number, since it is larger than the sum of its proper divisors (283541678).
381254482 is a wasteful number, since it uses less digits than its factorization.
381254482 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2086.
The product of its digits is 61440, while the sum is 37.
The square root of 381254482 is about 19525.7389616885. The cubic root of 381254482 is about 725.1118223080. Note that the first 3 decimals are identical.
The spelling of 381254482 in words is "three hundred eighty-one million, two hundred fifty-four thousand, four hundred eighty-two".
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