Base | Representation |
---|---|
bin | 1001011010100110001000… |
… | …01001110011011111101011 |
3 | 2201022101022100221120120022 |
4 | 10231103010021303133223 |
5 | 10203212402004140100 |
6 | 112011432211551055 |
7 | 4234614011654453 |
oct | 455230411633753 |
9 | 81271270846508 |
10 | 20705033271275 |
11 | 6662a56558961 |
12 | 23a49358bb48b |
13 | b7262645b4b2 |
14 | 5181b3c04d63 |
15 | 25d8bac67e85 |
hex | 12d4c42737eb |
20705033271275 has 12 divisors (see below), whose sum is σ = 27025517112600. Its totient is φ = 15692235742080.
The previous prime is 20705033271269. The next prime is 20705033271323. The reversal of 20705033271275 is 57217233050702.
It is not a de Polignac number, because 20705033271275 - 228 = 20704764835819 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21794771390 + ... + 21794772339.
It is an arithmetic number, because the mean of its divisors is an integer number (2252126426050).
Almost surely, 220705033271275 is an apocalyptic number.
20705033271275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
20705033271275 is a deficient number, since it is larger than the sum of its proper divisors (6320483841325).
20705033271275 is a wasteful number, since it uses less digits than its factorization.
20705033271275 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43589543758 (or 43589543753 counting only the distinct ones).
The product of its (nonzero) digits is 617400, while the sum is 44.
The spelling of 20705033271275 in words is "twenty trillion, seven hundred five billion, thirty-three million, two hundred seventy-one thousand, two hundred seventy-five".
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