Base | Representation |
---|---|
bin | 10111000100101… |
… | …011111100000001 |
3 | 222222101221120012 |
4 | 113010223330001 |
5 | 1243044321023 |
6 | 102224554305 |
7 | 12410222405 |
oct | 2704537401 |
9 | 888357505 |
10 | 387104513 |
11 | 189568394 |
12 | a9782995 |
13 | 62277b33 |
14 | 395a9105 |
15 | 23eb7978 |
hex | 1712bf01 |
387104513 has 8 divisors (see below), whose sum is σ = 404190528. Its totient is φ = 370039824.
The previous prime is 387104491. The next prime is 387104561. The reversal of 387104513 is 315401783.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 387104513 - 26 = 387104449 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 387104513.
It is not an unprimeable number, because it can be changed into a prime (387104413) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40106 + ... + 48812.
It is an arithmetic number, because the mean of its divisors is an integer number (50523816).
Almost surely, 2387104513 is an apocalyptic number.
It is an amenable number.
387104513 is a deficient number, since it is larger than the sum of its proper divisors (17086015).
387104513 is a wasteful number, since it uses less digits than its factorization.
387104513 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10663.
The product of its (nonzero) digits is 10080, while the sum is 32.
The square root of 387104513 is about 19674.9717407675. The cubic root of 387104513 is about 728.8017578990.
The spelling of 387104513 in words is "three hundred eighty-seven million, one hundred four thousand, five hundred thirteen".
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