Base | Representation |
---|---|
bin | 10010110101010001… |
… | …000111000011100001 |
3 | 1221012020102210021012 |
4 | 102311101013003201 |
5 | 312403040440000 |
6 | 13142302510305 |
7 | 1314044632025 |
oct | 226521070341 |
9 | 57166383235 |
10 | 20221030625 |
11 | 8637276664 |
12 | 3b03b95395 |
13 | 1ba34164a3 |
14 | d9b7c0385 |
15 | 7d537b735 |
hex | 4b54470e1 |
20221030625 has 40 divisors (see below), whose sum is σ = 25691051232. Its totient is φ = 15908000000.
The previous prime is 20221030567. The next prime is 20221030721. The reversal of 20221030625 is 52603012202.
It is not a de Polignac number, because 20221030625 - 28 = 20221030369 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 20221030625.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 13019849 + ... + 13021401.
Almost surely, 220221030625 is an apocalyptic number.
20221030625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
20221030625 is a deficient number, since it is larger than the sum of its proper divisors (5470020607).
20221030625 is an equidigital number, since it uses as much as digits as its factorization.
20221030625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1907 (or 1892 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 23.
Adding to 20221030625 its reverse (52603012202), we get a palindrome (72824042827).
The spelling of 20221030625 in words is "twenty billion, two hundred twenty-one million, thirty thousand, six hundred twenty-five".
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