Base | Representation |
---|---|
bin | 10111000101010… |
… | …100100111011100 |
3 | 222222201102010021 |
4 | 113011110213130 |
5 | 1243120134012 |
6 | 102232321524 |
7 | 12411515233 |
oct | 2705244734 |
9 | 888642107 |
10 | 387271132 |
11 | 189671596 |
12 | a98432a4 |
13 | 62305921 |
14 | 3960db1a |
15 | 23eec007 |
hex | 171549dc |
387271132 has 12 divisors (see below), whose sum is σ = 687008896. Its totient is φ = 190982880.
The previous prime is 387271121. The next prime is 387271139. The reversal of 387271132 is 231172783.
It is a happy number.
It is a super-2 number, since 2×3872711322 = 299957859361122848, which contains 22 as substring.
It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (387271139) 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, 662844 + ... + 663427.
Almost surely, 2387271132 is an apocalyptic number.
It is an amenable number.
387271132 is a deficient number, since it is larger than the sum of its proper divisors (299737764).
387271132 is a wasteful number, since it uses less digits than its factorization.
387271132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1326348 (or 1326346 counting only the distinct ones).
The product of its digits is 14112, while the sum is 34.
The square root of 387271132 is about 19679.2055733965. The cubic root of 387271132 is about 728.9063074438.
The spelling of 387271132 in words is "three hundred eighty-seven million, two hundred seventy-one thousand, one hundred thirty-two".
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