Base | Representation |
---|---|
bin | 1110011010001101… |
… | …0000000001011001 |
3 | 100222120022202222001 |
4 | 3212203100001121 |
5 | 30410202002340 |
6 | 1435452401001 |
7 | 164565313636 |
oct | 34643200131 |
9 | 10876282861 |
10 | 3868000345 |
11 | 1705426a00 |
12 | 8bb476161 |
13 | 498485a01 |
14 | 2899d318d |
15 | 17989e29a |
hex | e68d0059 |
3868000345 has 24 divisors (see below), whose sum is σ = 5121982152. Its totient is φ = 2802032640.
The previous prime is 3868000337. The next prime is 3868000349. The reversal of 3868000345 is 5430008683.
It can be written as a sum of positive squares in 4 ways, for example, as 299013264 + 3568987081 = 17292^2 + 59741^2 .
It is not a de Polignac number, because 3868000345 - 23 = 3868000337 is a prime.
It is a super-2 number, since 2×38680003452 = 29922853337840238050, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3868000349) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 143047 + ... + 167923.
It is an arithmetic number, because the mean of its divisors is an integer number (213415923).
Almost surely, 23868000345 is an apocalyptic number.
3868000345 is the 31097-th decagonal number.
It is an amenable number.
3868000345 is a deficient number, since it is larger than the sum of its proper divisors (1253981807).
3868000345 is a wasteful number, since it uses less digits than its factorization.
3868000345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25161 (or 25150 counting only the distinct ones).
The product of its (nonzero) digits is 69120, while the sum is 37.
The square root of 3868000345 is about 62193.2499954778. The cubic root of 3868000345 is about 1569.7440107602.
The spelling of 3868000345 in words is "three billion, eight hundred sixty-eight million, three hundred forty-five", and thus it is an aban number.
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