Base | Representation |
---|---|
bin | 111111110001100… |
… | …1101011101100110 |
3 | 12112010200001011122 |
4 | 1333203031131212 |
5 | 13340310432424 |
6 | 552202133542 |
7 | 104013106154 |
oct | 17743153546 |
9 | 5463601148 |
10 | 2139936614 |
11 | 9a8a36062 |
12 | 4b87b12b2 |
13 | 2814618aa |
14 | 1642c43d4 |
15 | c7d0545e |
hex | 7f8cd766 |
2139936614 has 16 divisors (see below), whose sum is σ = 3264125040. Its totient is φ = 1052045280.
The previous prime is 2139936613. The next prime is 2139936619. The reversal of 2139936614 is 4166399312.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2139936613) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8909 + ... + 66024.
It is an arithmetic number, because the mean of its divisors is an integer number (204007815).
Almost surely, 22139936614 is an apocalyptic number.
2139936614 is a deficient number, since it is larger than the sum of its proper divisors (1124188426).
2139936614 is a wasteful number, since it uses less digits than its factorization.
2139936614 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75175.
The product of its digits is 209952, while the sum is 44.
The square root of 2139936614 is about 46259.4489158702. The cubic root of 2139936614 is about 1288.6460192197.
The spelling of 2139936614 in words is "two billion, one hundred thirty-nine million, nine hundred thirty-six thousand, six hundred fourteen".
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