Base | Representation |
---|---|
bin | 10011000001011001… |
… | …010010111101100101 |
3 | 1221201102022021002022 |
4 | 103001121102331211 |
5 | 313312133100031 |
6 | 13214411552525 |
7 | 1322065261250 |
oct | 230131227545 |
9 | 57642267068 |
10 | 20424503141 |
11 | 8731110569 |
12 | 3b6015b745 |
13 | 1c06618223 |
14 | dba828097 |
15 | 7e816e97b |
hex | 4c1652f65 |
20424503141 has 16 divisors (see below), whose sum is σ = 23584214784. Its totient is φ = 17325494784.
The previous prime is 20424503129. The next prime is 20424503147. The reversal of 20424503141 is 14130542402.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-20424503141 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 20424503141.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20424503147) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1215191 + ... + 1231883.
It is an arithmetic number, because the mean of its divisors is an integer number (1474013424).
Almost surely, 220424503141 is an apocalyptic number.
It is an amenable number.
20424503141 is a deficient number, since it is larger than the sum of its proper divisors (3159711643).
20424503141 is a wasteful number, since it uses less digits than its factorization.
20424503141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18500.
The product of its (nonzero) digits is 3840, while the sum is 26.
The spelling of 20424503141 in words is "twenty billion, four hundred twenty-four million, five hundred three thousand, one hundred forty-one".
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