Base | Representation |
---|---|
bin | 100111000111000001111… |
… | …100100100010011000001 |
3 | 100111221012001102210000101 |
4 | 213013001330210103001 |
5 | 323013210230040001 |
6 | 5414400440122401 |
7 | 365113304544352 |
oct | 47070174442301 |
9 | 10457161383011 |
10 | 2687608440001 |
11 | 946898998001 |
12 | 374a62766401 |
13 | 1665956c1994 |
14 | 9411c16bd29 |
15 | 49d9e26ba01 |
hex | 271c1f244c1 |
2687608440001 has 2 divisors, whose sum is σ = 2687608440002. Its totient is φ = 2687608440000.
The previous prime is 2687608439993. The next prime is 2687608440107. The reversal of 2687608440001 is 1000448067862.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1763116574976 + 924491865025 = 1327824^2 + 961505^2 .
It is a cyclic number.
It is not a de Polignac number, because 2687608440001 - 23 = 2687608439993 is a prime.
It is not a weakly prime, because it can be changed into another prime (2687608446001) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1343804220000 + 1343804220001.
It is an arithmetic number, because the mean of its divisors is an integer number (1343804220001).
Almost surely, 22687608440001 is an apocalyptic number.
It is an amenable number.
2687608440001 is a deficient number, since it is larger than the sum of its proper divisors (1).
2687608440001 is an equidigital number, since it uses as much as digits as its factorization.
2687608440001 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 516096, while the sum is 46.
The spelling of 2687608440001 in words is "two trillion, six hundred eighty-seven billion, six hundred eight million, four hundred forty thousand, one".
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