Base | Representation |
---|---|
bin | 1101101111000010… |
… | …1010111000100100 |
3 | 100111221200102110112 |
4 | 3123300222320210 |
5 | 30022331000433 |
6 | 1405504312152 |
7 | 160236501242 |
oct | 33360527044 |
9 | 10457612415 |
10 | 3686968868 |
11 | 162221a310 |
12 | 86a912658 |
13 | 469b104ab |
14 | 26d94b792 |
15 | 168a40348 |
hex | dbc2ae24 |
3686968868 has 48 divisors (see below), whose sum is σ = 7142553600. Its totient is φ = 1651272480.
The previous prime is 3686968837. The next prime is 3686968921. The reversal of 3686968868 is 8688696863.
It is a happy number.
3686968868 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×36869688683 (a number of 30 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 3686968798 and 3686968807.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2526323 + ... + 2527781.
It is an arithmetic number, because the mean of its divisors is an integer number (148803200).
Almost surely, 23686968868 is an apocalyptic number.
It is an amenable number.
3686968868 is a deficient number, since it is larger than the sum of its proper divisors (3455584732).
3686968868 is a wasteful number, since it uses less digits than its factorization.
3686968868 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2280 (or 2278 counting only the distinct ones).
The product of its digits is 143327232, while the sum is 68.
The square root of 3686968868 is about 60720.4155782880. The cubic root of 3686968868 is about 1544.8624725111.
The spelling of 3686968868 in words is "three billion, six hundred eighty-six million, nine hundred sixty-eight thousand, eight hundred sixty-eight".
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