Base | Representation |
---|---|
bin | 11110010010000110010… |
… | …011010101011010001101 |
3 | 21100221110200100112001121 |
4 | 132102012103111122031 |
5 | 233043410422333022 |
6 | 4232001200440541 |
7 | 303230356633330 |
oct | 36220623253215 |
9 | 7327420315047 |
10 | 2081017386637 |
11 | 732611076572 |
12 | 297394619151 |
13 | 1213153b30c7 |
14 | 72a167c0617 |
15 | 391ea9642c7 |
hex | 1e4864d568d |
2081017386637 has 8 divisors (see below), whose sum is σ = 2387081622272. Its totient is φ = 1777147160400.
The previous prime is 2081017386593. The next prime is 2081017386659. The reversal of 2081017386637 is 7366837101802.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2081017386637 - 239 = 1531261572749 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2081017383637) 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, 548500314 + ... + 548504107.
It is an arithmetic number, because the mean of its divisors is an integer number (298385202784).
Almost surely, 22081017386637 is an apocalyptic number.
It is an amenable number.
2081017386637 is a deficient number, since it is larger than the sum of its proper divisors (306064235635).
2081017386637 is a wasteful number, since it uses less digits than its factorization.
2081017386637 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1097004699.
The product of its (nonzero) digits is 2032128, while the sum is 52.
The spelling of 2081017386637 in words is "two trillion, eighty-one billion, seventeen million, three hundred eighty-six thousand, six hundred thirty-seven".
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