Base | Representation |
---|---|
bin | 100110010111… |
… | …1001010111111 |
3 | 1101212000011221 |
4 | 1030233022333 |
5 | 20122204114 |
6 | 1555054211 |
7 | 332661460 |
oct | 114571277 |
9 | 41760157 |
10 | 20116159 |
11 | 1039a628 |
12 | 68a1367 |
13 | 422426b |
14 | 2958d67 |
15 | 1b75524 |
hex | 132f2bf |
20116159 has 8 divisors (see below), whose sum is σ = 23118368. Its totient is φ = 17146080.
The previous prime is 20116133. The next prime is 20116163. The reversal of 20116159 is 95161102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20116159 - 25 = 20116127 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20126159) 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, 6672 + ... + 9205.
It is an arithmetic number, because the mean of its divisors is an integer number (2889796).
Almost surely, 220116159 is an apocalyptic number.
20116159 is a deficient number, since it is larger than the sum of its proper divisors (3002209).
20116159 is a wasteful number, since it uses less digits than its factorization.
20116159 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16065.
The product of its (nonzero) digits is 540, while the sum is 25.
The square root of 20116159 is about 4485.1041236520. The cubic root of 20116159 is about 271.9662542838.
The spelling of 20116159 in words is "twenty million, one hundred sixteen thousand, one hundred fifty-nine".
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