Base | Representation |
---|---|
bin | 1010111100111110… |
… | …1110000100110111 |
3 | 21120220101021012021 |
4 | 2233033232010313 |
5 | 22010133234222 |
6 | 1203425134011 |
7 | 132600503221 |
oct | 25717560467 |
9 | 7526337167 |
10 | 2940133687 |
11 | 12796a0a57 |
12 | 6a078a307 |
13 | 37b18339a |
14 | 1dc6a1411 |
15 | 1231baac7 |
hex | af3ee137 |
2940133687 has 2 divisors, whose sum is σ = 2940133688. Its totient is φ = 2940133686.
The previous prime is 2940133681. The next prime is 2940133717. The reversal of 2940133687 is 7863310492.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2940133687 - 219 = 2939609399 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2940133681) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1470066843 + 1470066844.
It is an arithmetic number, because the mean of its divisors is an integer number (1470066844).
Almost surely, 22940133687 is an apocalyptic number.
2940133687 is a deficient number, since it is larger than the sum of its proper divisors (1).
2940133687 is an equidigital number, since it uses as much as digits as its factorization.
2940133687 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 217728, while the sum is 43.
The square root of 2940133687 is about 54222.9996127105. Note that the first 3 decimals coincide. The cubic root of 2940133687 is about 1432.5914648290.
The spelling of 2940133687 in words is "two billion, nine hundred forty million, one hundred thirty-three thousand, six hundred eighty-seven".
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