Base | Representation |
---|---|
bin | 10011001101000100… |
… | …111101111011000011 |
3 | 1222020002002222011020 |
4 | 103031010331323003 |
5 | 314212322010200 |
6 | 13250052520523 |
7 | 1326665235525 |
oct | 231504757303 |
9 | 58202088136 |
10 | 20620500675 |
11 | 882180a3a5 |
12 | 3bb5920143 |
13 | 1c381007b8 |
14 | dd8887a15 |
15 | 80a487ea0 |
hex | 4cd13dec3 |
20620500675 has 24 divisors (see below), whose sum is σ = 34108779696. Its totient is φ = 10992368640.
The previous prime is 20620500631. The next prime is 20620500697. The reversal of 20620500675 is 57600502602.
It is not a de Polignac number, because 20620500675 - 221 = 20618403523 is a prime.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 95947 + ... + 224603.
It is an arithmetic number, because the mean of its divisors is an integer number (1421199154).
Almost surely, 220620500675 is an apocalyptic number.
20620500675 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
20620500675 is a deficient number, since it is larger than the sum of its proper divisors (13488279021).
20620500675 is a wasteful number, since it uses less digits than its factorization.
20620500675 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 130807 (or 130802 counting only the distinct ones).
The product of its (nonzero) digits is 25200, while the sum is 33.
The spelling of 20620500675 in words is "twenty billion, six hundred twenty million, five hundred thousand, six hundred seventy-five".
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