Base | Representation |
---|---|
bin | 11110101011110111010… |
… | …010111111100101000101 |
3 | 21110120212201221120000122 |
4 | 132223313102333211011 |
5 | 234022040312121110 |
6 | 4252414321151325 |
7 | 305230062064556 |
oct | 36536722774505 |
9 | 7416781846018 |
10 | 2108682926405 |
11 | 7433185a2020 |
12 | 2a081578b545 |
13 | 123b03c28b93 |
14 | 740bcb8a32d |
15 | 39cb9661255 |
hex | 1eaf74bf945 |
2108682926405 has 32 divisors (see below), whose sum is σ = 2803042343808. Its totient is φ = 1510001049600.
The previous prime is 2108682926387. The next prime is 2108682926419. The reversal of 2108682926405 is 5046292868012.
It is not a de Polignac number, because 2108682926405 - 28 = 2108682926149 is a prime.
It is a super-2 number, since 2×21086829264052 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1909445 + ... + 2804165.
It is an arithmetic number, because the mean of its divisors is an integer number (87595073244).
Almost surely, 22108682926405 is an apocalyptic number.
It is an amenable number.
2108682926405 is a deficient number, since it is larger than the sum of its proper divisors (694359417403).
2108682926405 is a wasteful number, since it uses less digits than its factorization.
2108682926405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 895397.
The product of its (nonzero) digits is 3317760, while the sum is 53.
The spelling of 2108682926405 in words is "two trillion, one hundred eight billion, six hundred eighty-two million, nine hundred twenty-six thousand, four hundred five".
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