Base | Representation |
---|---|
bin | 10010110111111101… |
… | …100111111011011011 |
3 | 1221022101112101010121 |
4 | 102313331213323123 |
5 | 313001130112133 |
6 | 13151000054111 |
7 | 1315134213520 |
oct | 226775477333 |
9 | 57271471117 |
10 | 20266254043 |
11 | 865a854692 |
12 | 3b17164337 |
13 | 1bac8bb6c9 |
14 | da37d3147 |
15 | 7d931102d |
hex | 4b7f67edb |
20266254043 has 8 divisors (see below), whose sum is σ = 23162662112. Its totient is φ = 17370153216.
The previous prime is 20266254011. The next prime is 20266254079. The reversal of 20266254043 is 34045266202.
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 20266254043 - 25 = 20266254011 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20266254143) 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, 88171 + ... + 219787.
It is an arithmetic number, because the mean of its divisors is an integer number (2895332764).
Almost surely, 220266254043 is an apocalyptic number.
20266254043 is a deficient number, since it is larger than the sum of its proper divisors (2896408069).
20266254043 is a wasteful number, since it uses less digits than its factorization.
20266254043 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 153621.
The product of its (nonzero) digits is 69120, while the sum is 34.
The spelling of 20266254043 in words is "twenty billion, two hundred sixty-six million, two hundred fifty-four thousand, forty-three".
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