Base | Representation |
---|---|
bin | 10010111101011101… |
… | …000100100100110111 |
3 | 1221112210220001120112 |
4 | 102331131010210313 |
5 | 313143221241202 |
6 | 13204050453235 |
7 | 1320333260000 |
oct | 227535044467 |
9 | 57483801515 |
10 | 20358383927 |
11 | 86a7860192 |
12 | 3b41b9421b |
13 | 1bc5a07c2b |
14 | db1b361a7 |
15 | 7e245db52 |
hex | 4bd744937 |
20358383927 has 40 divisors (see below), whose sum is σ = 24421538064. Its totient is φ = 16960817664.
The previous prime is 20358383917. The next prime is 20358383933. The reversal of 20358383927 is 72938385302.
It is not a de Polignac number, because 20358383927 - 24 = 20358383911 is a prime.
It is a super-2 number, since 2×203583839272 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20358383917) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 30249863 + ... + 30250535.
Almost surely, 220358383927 is an apocalyptic number.
20358383927 is a deficient number, since it is larger than the sum of its proper divisors (4063154137).
20358383927 is an frugal number, since it uses more digits than its factorization.
20358383927 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1037 (or 1016 counting only the distinct ones).
The product of its (nonzero) digits is 2177280, while the sum is 50.
The spelling of 20358383927 in words is "twenty billion, three hundred fifty-eight million, three hundred eighty-three thousand, nine hundred twenty-seven".
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