Base | Representation |
---|---|
bin | 1001011111101101010110… |
… | …10011110100000010111011 |
3 | 2201221011202120221100020101 |
4 | 10233312223103310002323 |
5 | 10214102143242424312 |
6 | 112224244340340231 |
7 | 4253403314403010 |
oct | 457665323640273 |
9 | 81834676840211 |
10 | 20880710123707 |
11 | 6720506562305 |
12 | 24129a36a4677 |
13 | b8607253a555 |
14 | 5228bb7ad707 |
15 | 26324db68a57 |
hex | 12fdab4f40bb |
20880710123707 has 16 divisors (see below), whose sum is σ = 25127165916160. Its totient is φ = 16950692230272.
The previous prime is 20880710123657. The next prime is 20880710123737. The reversal of 20880710123707 is 70732101708802.
It is a cyclic number.
It is not a de Polignac number, because 20880710123707 - 235 = 20846350385339 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20880710123737) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23036958 + ... + 23926195.
It is an arithmetic number, because the mean of its divisors is an integer number (1570447869760).
Almost surely, 220880710123707 is an apocalyptic number.
20880710123707 is a deficient number, since it is larger than the sum of its proper divisors (4246455792453).
20880710123707 is a wasteful number, since it uses less digits than its factorization.
20880710123707 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46966522.
The product of its (nonzero) digits is 263424, while the sum is 46.
The spelling of 20880710123707 in words is "twenty trillion, eight hundred eighty billion, seven hundred ten million, one hundred twenty-three thousand, seven hundred seven".
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