Base | Representation |
---|---|
bin | 101111101100101011… |
… | …1010111110010010110 |
3 | 100210101121001111001111 |
4 | 1133121113113302112 |
5 | 3134234320433142 |
6 | 115020044245234 |
7 | 10254223251520 |
oct | 1373127276226 |
9 | 323347044044 |
10 | 102431030422 |
11 | 3a493712256 |
12 | 17a27b4081a |
13 | 9875371396 |
14 | 4d59c7aa10 |
15 | 29e788ee17 |
hex | 17d95d7c96 |
102431030422 has 32 divisors (see below), whose sum is σ = 179994193920. Its totient is φ = 42806374560.
The previous prime is 102431030419. The next prime is 102431030447. The reversal of 102431030422 is 224030134201.
It is a junction number, because it is equal to n+sod(n) for n = 102431030393 and 102431030402.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108897 + ... + 465532.
It is an arithmetic number, because the mean of its divisors is an integer number (5624818560).
Almost surely, 2102431030422 is an apocalyptic number.
102431030422 is a deficient number, since it is larger than the sum of its proper divisors (77563163498).
102431030422 is a wasteful number, since it uses less digits than its factorization.
102431030422 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 574756.
The product of its (nonzero) digits is 1152, while the sum is 22.
Adding to 102431030422 its reverse (224030134201), we get a palindrome (326461164623).
The spelling of 102431030422 in words is "one hundred two billion, four hundred thirty-one million, thirty thousand, four hundred twenty-two".
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