Base | Representation |
---|---|
bin | 10000000010110001… |
… | …00001001011111111 |
3 | 211020021010210202112 |
4 | 20001120201023333 |
5 | 120114430423244 |
6 | 3542401244235 |
7 | 423304322000 |
oct | 100130411377 |
9 | 24207123675 |
10 | 8613139199 |
11 | 371a98aa65 |
12 | 180463367b |
13 | a7358c392 |
14 | 5b9cb11a7 |
15 | 35626139e |
hex | 2016212ff |
8613139199 has 32 divisors (see below), whose sum is σ = 11097907200. Its totient is φ = 6646206336.
The previous prime is 8613139189. The next prime is 8613139201. The reversal of 8613139199 is 9919313168.
8613139199 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 8613139199 - 212 = 8613135103 is a prime.
It is a super-2 number, since 2×86131391992 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8613139159) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102002 + ... + 166224.
It is an arithmetic number, because the mean of its divisors is an integer number (346809600).
Almost surely, 28613139199 is an apocalyptic number.
8613139199 is a deficient number, since it is larger than the sum of its proper divisors (2484768001).
8613139199 is a wasteful number, since it uses less digits than its factorization.
8613139199 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64284 (or 64270 counting only the distinct ones).
The product of its digits is 314928, while the sum is 50.
The square root of 8613139199 is about 92806.9997306238. Note that the first 3 decimals coincide. The cubic root of 8613139199 is about 2049.8424783981.
Adding to 8613139199 its sum of digits (50), we get a square (8613139249 = 928072).
The spelling of 8613139199 in words is "eight billion, six hundred thirteen million, one hundred thirty-nine thousand, one hundred ninety-nine".
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