Base | Representation |
---|---|
bin | 1011100000110011… |
… | …11011110000101000 |
3 | 120221202021212200000 |
4 | 11300121323300220 |
5 | 100124242020424 |
6 | 2501152143000 |
7 | 306111023331 |
oct | 56031736050 |
9 | 16852255600 |
10 | 6180813864 |
11 | 26919a9a35 |
12 | 1245b37a60 |
13 | 776696214 |
14 | 428c39288 |
15 | 2629523c9 |
hex | 17067bc28 |
6180813864 has 96 divisors (see below), whose sum is σ = 17407572000. Its totient is φ = 2054590272.
The previous prime is 6180813857. The next prime is 6180813911. The reversal of 6180813864 is 4683180816.
It is a happy number.
It is a super-2 number, since 2×61808138642 = 76404920042829220992, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 732582 + ... + 740970.
It is an arithmetic number, because the mean of its divisors is an integer number (181328875).
Almost surely, 26180813864 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6180813864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8703786000).
6180813864 is an abundant number, since it is smaller than the sum of its proper divisors (11226758136).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6180813864 is a wasteful number, since it uses less digits than its factorization.
6180813864 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8789 (or 8773 counting only the distinct ones).
The product of its (nonzero) digits is 221184, while the sum is 45.
The square root of 6180813864 is about 78618.1522550613. The cubic root of 6180813864 is about 1835.1936097369.
The spelling of 6180813864 in words is "six billion, one hundred eighty million, eight hundred thirteen thousand, eight hundred sixty-four".
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