Base | Representation |
---|---|
bin | 10010110100000100… |
… | …101111101110000001 |
3 | 1221010211202202000020 |
4 | 102310010233232001 |
5 | 312332424341342 |
6 | 13140305444053 |
7 | 1313412525000 |
oct | 226404575601 |
9 | 57124682006 |
10 | 20201012097 |
11 | 8626a43422 |
12 | 3ab9340629 |
13 | 1b9c2277c6 |
14 | d98c8cc37 |
15 | 7d37250ec |
hex | 4b412fb81 |
20201012097 has 64 divisors (see below), whose sum is σ = 33834240000. Its totient is φ = 10681118784.
The previous prime is 20201012077. The next prime is 20201012101. The reversal of 20201012097 is 79021010202.
It is not a de Polignac number, because 20201012097 - 216 = 20200946561 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20201012017) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 828679 + ... + 852707.
It is an arithmetic number, because the mean of its divisors is an integer number (528660000).
Almost surely, 220201012097 is an apocalyptic number.
It is an amenable number.
20201012097 is a deficient number, since it is larger than the sum of its proper divisors (13633227903).
20201012097 is a wasteful number, since it uses less digits than its factorization.
20201012097 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24115 (or 24101 counting only the distinct ones).
The product of its (nonzero) digits is 504, while the sum is 24.
Adding to 20201012097 its reverse (79021010202), we get a palindrome (99222022299).
The spelling of 20201012097 in words is "twenty billion, two hundred one million, twelve thousand, ninety-seven".
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