Base | Representation |
---|---|
bin | 1011010010000000101… |
… | …11110000000000011001 |
3 | 1101001112101122002022121 |
4 | 11221000113300000121 |
5 | 22322330004240114 |
6 | 454023504221241 |
7 | 40001521225612 |
oct | 5510027600031 |
9 | 1331471562277 |
10 | 387627024409 |
11 | 13a434393739 |
12 | 6315b60a821 |
13 | 2a726137a01 |
14 | 14a92c16c09 |
15 | a13a551a24 |
hex | 5a405f0019 |
387627024409 has 9 divisors (see below), whose sum is σ = 396878658453. Its totient is φ = 378586293372.
The previous prime is 387627024377. The next prime is 387627024439. The reversal of 387627024409 is 904420726783.
The square root of 387627024409 is 622597.
It is a perfect power (a square), and thus also a powerful number.
It is not a de Polignac number, because 387627024409 - 25 = 387627024377 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (387627024439) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 26764432 + ... + 26778910.
It is an arithmetic number, because the mean of its divisors is an integer number (44097628717).
Almost surely, 2387627024409 is an apocalyptic number.
387627024409 is the 622597-th square number.
387627024409 is the 311299-th centered octagonal number.
It is an amenable number.
387627024409 is a deficient number, since it is larger than the sum of its proper divisors (9251634044).
387627024409 is an frugal number, since it uses more digits than its factorization.
387627024409 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29044 (or 14522 counting only the distinct ones).
The product of its (nonzero) digits is 4064256, while the sum is 52.
The spelling of 387627024409 in words is "three hundred eighty-seven billion, six hundred twenty-seven million, twenty-four thousand, four hundred nine".
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