Base | Representation |
---|---|
bin | 10011001100000101… |
… | …011010001100010000 |
3 | 1222011220202110222100 |
4 | 103030011122030100 |
5 | 314144040323443 |
6 | 13244255440400 |
7 | 1326403513116 |
oct | 231405321420 |
9 | 58156673870 |
10 | 20603839248 |
11 | 881336a423 |
12 | 3bb0226100 |
13 | 1c34818b75 |
14 | dd658bab6 |
15 | 808c963d3 |
hex | 4cc15a310 |
20603839248 has 120 divisors (see below), whose sum is σ = 64267538400. Its totient is φ = 6123727872.
The previous prime is 20603839247. The next prime is 20603839253. The reversal of 20603839248 is 84293830602.
20603839248 is a `hidden beast` number, since 2 + 0 + 603 + 8 + 39 + 2 + 4 + 8 = 666.
It is not an unprimeable number, because it can be changed into a prime (20603839247) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 174978 + ... + 268001.
It is an arithmetic number, because the mean of its divisors is an integer number (535562820).
Almost surely, 220603839248 is an apocalyptic number.
It is an amenable number.
20603839248 is an abundant number, since it is smaller than the sum of its proper divisors (43663699152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20603839248 is a wasteful number, since it uses less digits than its factorization.
20603839248 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 443029 (or 443020 counting only the distinct ones).
The product of its (nonzero) digits is 497664, while the sum is 45.
The spelling of 20603839248 in words is "twenty billion, six hundred three million, eight hundred thirty-nine thousand, two hundred forty-eight".
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