Base | Representation |
---|---|
bin | 10111000100010… |
… | …010100101111101 |
3 | 222222012200011022 |
4 | 113010102211331 |
5 | 1243033010301 |
6 | 102222433525 |
7 | 12406310633 |
oct | 2704224575 |
9 | 888180138 |
10 | 387000701 |
11 | 1894a739a |
12 | a97328a5 |
13 | 6223c7c9 |
14 | 3957d353 |
15 | 23e96d1b |
hex | 1711297d |
387000701 has 4 divisors (see below), whose sum is σ = 387131004. Its totient is φ = 386870400.
The previous prime is 387000671. The next prime is 387000707. The reversal of 387000701 is 107000783.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 107000783 = 2819 ⋅37957.
It can be written as a sum of positive squares in 2 ways, for example, as 360012676 + 26988025 = 18974^2 + 5195^2 .
It is a cyclic number.
It is not a de Polignac number, because 387000701 - 26 = 387000637 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (387000707) 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, 60590 + ... + 66671.
It is an arithmetic number, because the mean of its divisors is an integer number (96782751).
Almost surely, 2387000701 is an apocalyptic number.
It is an amenable number.
387000701 is a deficient number, since it is larger than the sum of its proper divisors (130303).
387000701 is a wasteful number, since it uses less digits than its factorization.
387000701 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 130302.
The product of its (nonzero) digits is 1176, while the sum is 26.
The square root of 387000701 is about 19672.3333898142. Note that the first 4 decimals coincide. The cubic root of 387000701 is about 728.7366031154.
The spelling of 387000701 in words is "three hundred eighty-seven million, seven hundred one", and thus it is an aban number.
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