Base | Representation |
---|---|
bin | 111111101111000… |
… | …1111011100011110 |
3 | 12112001012212100012 |
4 | 1333132033130132 |
5 | 13334442242024 |
6 | 552114203222 |
7 | 103666042406 |
oct | 17736173436 |
9 | 5461185305 |
10 | 2138634014 |
11 | 9a8226430 |
12 | 4b8283512 |
13 | 2810c6a1a |
14 | 164065806 |
15 | c7b4950e |
hex | 7f78f71e |
2138634014 has 32 divisors (see below), whose sum is σ = 3671764992. Its totient is φ = 925308000.
The previous prime is 2138634013. The next prime is 2138634023. The reversal of 2138634014 is 4104368312.
It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2138634013) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15899 + ... + 67305.
It is an arithmetic number, because the mean of its divisors is an integer number (114742656).
Almost surely, 22138634014 is an apocalyptic number.
2138634014 is a deficient number, since it is larger than the sum of its proper divisors (1533130978).
2138634014 is a wasteful number, since it uses less digits than its factorization.
2138634014 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51512.
The product of its (nonzero) digits is 13824, while the sum is 32.
The square root of 2138634014 is about 46245.3674869170. The cubic root of 2138634014 is about 1288.3844957397.
The spelling of 2138634014 in words is "two billion, one hundred thirty-eight million, six hundred thirty-four thousand, fourteen".
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