Base | Representation |
---|---|
bin | 10010111001111111… |
… | …000111100010111010 |
3 | 1221101202102000101210 |
4 | 102321333013202322 |
5 | 313033322400442 |
6 | 13154211423550 |
7 | 1316025565626 |
oct | 227177074272 |
9 | 57352360353 |
10 | 20300200122 |
11 | 8677a2a8a4 |
12 | 3b265b4bb6 |
13 | 1bb6945847 |
14 | da810c186 |
15 | 7dc2b919c |
hex | 4b9fc78ba |
20300200122 has 8 divisors (see below), whose sum is σ = 40600400256. Its totient is φ = 6766733372.
The previous prime is 20300200103. The next prime is 20300200127. The reversal of 20300200122 is 22100200302.
It is a sphenic number, since it is the product of 3 distinct primes.
20300200122 is an admirable number.
It is a junction number, because it is equal to n+sod(n) for n = 20300200098 and 20300200107.
It is not an unprimeable number, because it can be changed into a prime (20300200127) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1691683338 + ... + 1691683349.
It is an arithmetic number, because the mean of its divisors is an integer number (5075050032).
Almost surely, 220300200122 is an apocalyptic number.
20300200122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20300200122 is a wasteful number, since it uses less digits than its factorization.
20300200122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3383366692.
The product of its (nonzero) digits is 48, while the sum is 12.
Adding to 20300200122 its reverse (22100200302), we get a palindrome (42400400424).
The spelling of 20300200122 in words is "twenty billion, three hundred million, two hundred thousand, one hundred twenty-two".
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