Base | Representation |
---|---|
bin | 1110110101100101… |
… | …1100010101111101 |
3 | 101021120110202100110 |
4 | 3231121130111331 |
5 | 31124103314020 |
6 | 1455114420233 |
7 | 200461556361 |
oct | 35531342575 |
9 | 11246422313 |
10 | 3982869885 |
11 | 1764254105 |
12 | 931a31679 |
13 | 4b6204657 |
14 | 29ad752a1 |
15 | 1849de8e0 |
hex | ed65c57d |
3982869885 has 16 divisors (see below), whose sum is σ = 6391509696. Its totient is φ = 2117891328.
The previous prime is 3982869833. The next prime is 3982869887. The reversal of 3982869885 is 5889682893.
It is not a de Polignac number, because 3982869885 - 217 = 3982738813 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3982869887) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 388899 + ... + 399008.
It is an arithmetic number, because the mean of its divisors is an integer number (399469356).
Almost surely, 23982869885 is an apocalyptic number.
It is an amenable number.
3982869885 is a deficient number, since it is larger than the sum of its proper divisors (2408639811).
3982869885 is a wasteful number, since it uses less digits than its factorization.
3982869885 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 788252.
The product of its digits is 59719680, while the sum is 66.
The square root of 3982869885 is about 63109.9824512731. The cubic root of 3982869885 is about 1585.1317792559.
The spelling of 3982869885 in words is "three billion, nine hundred eighty-two million, eight hundred sixty-nine thousand, eight hundred eighty-five".
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