Base | Representation |
---|---|
bin | 1011010000110111010… |
… | …10000001011100010001 |
3 | 1100222221110120201110121 |
4 | 11220123222001130101 |
5 | 22320044312314200 |
6 | 453442422030241 |
7 | 36650331465526 |
oct | 5503352013421 |
9 | 1328843521417 |
10 | 387011057425 |
11 | 13a14871a613 |
12 | 63009278381 |
13 | 2a65863b5c5 |
14 | 14a350b514d |
15 | a10142ce1a |
hex | 5a1ba81711 |
387011057425 has 18 divisors (see below), whose sum is σ = 481047231158. Its totient is φ = 308866419840.
The previous prime is 387011057401. The next prime is 387011057453. The reversal of 387011057425 is 524750110783.
It can be written as a sum of positive squares in 3 ways, for example, as 36987367041 + 350023690384 = 192321^2 + 591628^2 .
It is not a de Polignac number, because 387011057425 - 235 = 352651319057 is a prime.
It is a Duffinian number.
It is an unprimeable number.
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 17 ways as a sum of consecutive naturals, for example, 4344937 + ... + 4433113.
Almost surely, 2387011057425 is an apocalyptic number.
It is an amenable number.
387011057425 is a deficient number, since it is larger than the sum of its proper divisors (94036173733).
387011057425 is an frugal number, since it uses more digits than its factorization.
387011057425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 89025 (or 88601 counting only the distinct ones).
The product of its (nonzero) digits is 235200, while the sum is 43.
The spelling of 387011057425 in words is "three hundred eighty-seven billion, eleven million, fifty-seven thousand, four hundred twenty-five".
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