Base | Representation |
---|---|
bin | 10010101111011000… |
… | …110111100110110000 |
3 | 1220221100211220010112 |
4 | 102233120313212300 |
5 | 312202313314300 |
6 | 13124420520452 |
7 | 1311436405466 |
oct | 225730674660 |
9 | 56840756115 |
10 | 20122401200 |
11 | 8596630940 |
12 | 3a96b50128 |
13 | 1b88b62795 |
14 | d8c668836 |
15 | 7cb897e35 |
hex | 4af6379b0 |
20122401200 has 60 divisors (see below), whose sum is σ = 52738995768. Its totient is φ = 7317235200.
The previous prime is 20122401149. The next prime is 20122401223. The reversal of 20122401200 is 210422102.
It is a super-2 number, since 2×201224012002 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2282237 + ... + 2291036.
Almost surely, 220122401200 is an apocalyptic number.
20122401200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20122401200 is an abundant number, since it is smaller than the sum of its proper divisors (32616594568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20122401200 is a wasteful number, since it uses less digits than its factorization.
20122401200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4573302 (or 4573291 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 14.
Adding to 20122401200 its reverse (210422102), we get a palindrome (20332823302).
The spelling of 20122401200 in words is "twenty billion, one hundred twenty-two million, four hundred one thousand, two hundred".
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