Base | Representation |
---|---|
bin | 10010101111100001… |
… | …011101010111110011 |
3 | 1220221112002022002010 |
4 | 102233201131113303 |
5 | 312203402344133 |
6 | 13124541054003 |
7 | 1311464504565 |
oct | 225741352763 |
9 | 56845068063 |
10 | 20124653043 |
11 | 8597929770 |
12 | 3a97857303 |
13 | 1b89470731 |
14 | d8ca93335 |
15 | 7cbb90263 |
hex | 4af85d5f3 |
20124653043 has 16 divisors (see below), whose sum is σ = 29556423936. Its totient is φ = 12078342240.
The previous prime is 20124653039. The next prime is 20124653053. The reversal of 20124653043 is 34035642102.
It is not a de Polignac number, because 20124653043 - 22 = 20124653039 is a prime.
It is a super-2 number, since 2×201246530432 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 20124653043.
It is not an unprimeable number, because it can be changed into a prime (20124653053) 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, 2956980 + ... + 2963777.
It is an arithmetic number, because the mean of its divisors is an integer number (1847276496).
Almost surely, 220124653043 is an apocalyptic number.
20124653043 is a deficient number, since it is larger than the sum of its proper divisors (9431770893).
20124653043 is a wasteful number, since it uses less digits than its factorization.
20124653043 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5920874.
The product of its (nonzero) digits is 17280, while the sum is 30.
The spelling of 20124653043 in words is "twenty billion, one hundred twenty-four million, six hundred fifty-three thousand, forty-three".
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