Base | Representation |
---|---|
bin | 1011110000111001011… |
… | …1001110000110101100 |
3 | 201022200000010212011001 |
4 | 2330032113032012230 |
5 | 11302402213243040 |
6 | 232502343210044 |
7 | 20413223214262 |
oct | 2741627160654 |
9 | 638600125131 |
10 | 202104431020 |
11 | 78791756398 |
12 | 33204446924 |
13 | 1609b2cbb2b |
14 | 9ad37a2432 |
15 | 53cd0b459a |
hex | 2f0e5ce1ac |
202104431020 has 12 divisors (see below), whose sum is σ = 424419305184. Its totient is φ = 80841772400.
The previous prime is 202104430993. The next prime is 202104431161. The reversal of 202104431020 is 20134401202.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5052610756 + ... + 5052610795.
It is an arithmetic number, because the mean of its divisors is an integer number (35368275432).
Almost surely, 2202104431020 is an apocalyptic number.
202104431020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
202104431020 is an abundant number, since it is smaller than the sum of its proper divisors (222314874164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
202104431020 is a wasteful number, since it uses less digits than its factorization.
202104431020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10105221560 (or 10105221558 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 19.
Adding to 202104431020 its reverse (20134401202), we get a palindrome (222238832222).
The spelling of 202104431020 in words is "two hundred two billion, one hundred four million, four hundred thirty-one thousand, twenty".
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