Base | Representation |
---|---|
bin | 1001110110110110110010… |
… | …00100110100100100000001 |
3 | 2211202012122222101112112001 |
4 | 10323123121010310210001 |
5 | 10320120021001122421 |
6 | 114033501035504001 |
7 | 4365020435411065 |
oct | 473333104644401 |
9 | 84665588345461 |
10 | 21676046895361 |
11 | 69a783a419581 |
12 | 2520b682b8001 |
13 | c1307235c3c1 |
14 | 54d1aa699aa5 |
15 | 278c9c878691 |
hex | 13b6d9134901 |
21676046895361 has 8 divisors (see below), whose sum is σ = 21687654304224. Its totient is φ = 21664442585280.
The previous prime is 21676046895319. The next prime is 21676046895383. The reversal of 21676046895361 is 16359864067612.
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 21676046895361 - 217 = 21676046764289 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 21676046895293 and 21676046895302.
It is not an unprimeable number, because it can be changed into a prime (21676046895961) 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, 13287321 + ... + 14829193.
It is an arithmetic number, because the mean of its divisors is an integer number (2710956788028).
It is a 1-persistent number, because it is pandigital, but 2⋅21676046895361 = 43352093790722 is not.
Almost surely, 221676046895361 is an apocalyptic number.
It is an amenable number.
21676046895361 is a deficient number, since it is larger than the sum of its proper divisors (11607408863).
21676046895361 is a wasteful number, since it uses less digits than its factorization.
21676046895361 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1549391.
The product of its (nonzero) digits is 78382080, while the sum is 64.
The spelling of 21676046895361 in words is "twenty-one trillion, six hundred seventy-six billion, forty-six million, eight hundred ninety-five thousand, three hundred sixty-one".
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