Base | Representation |
---|---|
bin | 1010000000101101… |
… | …1111100000000000 |
3 | 20221021202101201100 |
4 | 2200023133200000 |
5 | 21000431222133 |
6 | 1122355334400 |
7 | 123411146463 |
oct | 24013374000 |
9 | 6837671640 |
10 | 2687367168 |
11 | 1159a48802 |
12 | 62bbb1400 |
13 | 33a9b26b5 |
14 | 1b6ca52da |
15 | 10addbe13 |
hex | a02df800 |
2687367168 has 72 divisors (see below), whose sum is σ = 7761663000. Its totient is φ = 895782912.
The previous prime is 2687367161. The next prime is 2687367197. The reversal of 2687367168 is 8617637862.
2687367168 is a `hidden beast` number, since 268 + 7 + 367 + 16 + 8 = 666.
It is a tau number, because it is divible by the number of its divisors (72).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2687367161) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 54468 + ... + 91331.
It is an arithmetic number, because the mean of its divisors is an integer number (107800875).
Almost surely, 22687367168 is an apocalyptic number.
It is an amenable number.
2687367168 is an abundant number, since it is smaller than the sum of its proper divisors (5074295832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2687367168 is a wasteful number, since it uses less digits than its factorization.
2687367168 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 145827 (or 145804 counting only the distinct ones).
The product of its digits is 4064256, while the sum is 54.
The square root of 2687367168 is about 51839.8222219174. The cubic root of 2687367168 is about 1390.3015352590.
The spelling of 2687367168 in words is "two billion, six hundred eighty-seven million, three hundred sixty-seven thousand, one hundred sixty-eight".
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