Base | Representation |
---|---|
bin | 1100101011110010… |
… | …0000001000011111 |
3 | 22210021211200221200 |
4 | 3022330200020133 |
5 | 23433120423022 |
6 | 1321505530543 |
7 | 150242546244 |
oct | 31274401037 |
9 | 8707750850 |
10 | 3404857887 |
11 | 1497a54142 |
12 | 7b0343a53 |
13 | 423537012 |
14 | 2442b35cb |
15 | 14ddb6bac |
hex | caf2021f |
3404857887 has 12 divisors (see below), whose sum is σ = 4918674384. Its totient is φ = 2269653120.
The previous prime is 3404857873. The next prime is 3404857891. The reversal of 3404857887 is 7887584043.
It is a happy number.
It is not a de Polignac number, because 3404857887 - 26 = 3404857823 is a prime.
It is a super-2 number, since 2×34048578872 = 23186114461332209538, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3404857787) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 103087 + ... + 132047.
It is an arithmetic number, because the mean of its divisors is an integer number (409889532).
Almost surely, 23404857887 is an apocalyptic number.
3404857887 is a deficient number, since it is larger than the sum of its proper divisors (1513816497).
3404857887 is a wasteful number, since it uses less digits than its factorization.
3404857887 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42030 (or 42027 counting only the distinct ones).
The product of its (nonzero) digits is 6021120, while the sum is 54.
The square root of 3404857887 is about 58351.1601170020. The cubic root of 3404857887 is about 1504.4104101453.
The spelling of 3404857887 in words is "three billion, four hundred four million, eight hundred fifty-seven thousand, eight hundred eighty-seven".
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