Base | Representation |
---|---|
bin | 1111011010011100… |
… | …11011011100011001 |
3 | 210100200210000021102 |
4 | 13231032123130121 |
5 | 113421341344123 |
6 | 3445040521145 |
7 | 412026625256 |
oct | 75516333431 |
9 | 23320700242 |
10 | 8274949913 |
11 | 3566aa238a |
12 | 172b3201b5 |
13 | a1b4acc89 |
14 | 586dda42d |
15 | 33670c028 |
hex | 1ed39b719 |
8274949913 has 4 divisors (see below), whose sum is σ = 8634730368. Its totient is φ = 7915169460.
The previous prime is 8274949889. The next prime is 8274949919. The reversal of 8274949913 is 3199494728.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 8274949913 - 216 = 8274884377 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (8274949919) 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, 179890193 + ... + 179890238.
It is an arithmetic number, because the mean of its divisors is an integer number (2158682592).
Almost surely, 28274949913 is an apocalyptic number.
It is an amenable number.
8274949913 is a deficient number, since it is larger than the sum of its proper divisors (359780455).
8274949913 is a wasteful number, since it uses less digits than its factorization.
8274949913 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 359780454.
The product of its digits is 3919104, while the sum is 56.
The square root of 8274949913 is about 90966.7516898345. The cubic root of 8274949913 is about 2022.6549015100.
The spelling of 8274949913 in words is "eight billion, two hundred seventy-four million, nine hundred forty-nine thousand, nine hundred thirteen".
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