Base | Representation |
---|---|
bin | 1001001100001100000101… |
… | …00101111001101001010000 |
3 | 2122120001120111021122000010 |
4 | 10212012002211321221100 |
5 | 10122110101044214300 |
6 | 110552203522154520 |
7 | 4154060640311205 |
oct | 446060245715120 |
9 | 78501514248003 |
10 | 20210012101200 |
11 | 6492021a59039 |
12 | 2324a041b2a40 |
13 | b37a4696943c |
14 | 4dc253d31cac |
15 | 250a972a8a50 |
hex | 126182979a50 |
20210012101200 has 60 divisors (see below), whose sum is σ = 64739405434688. Its totient is φ = 5389336560000.
The previous prime is 20210012101187. The next prime is 20210012101207. The reversal of 20210012101200 is 210121001202.
It is a tau number, because it is divible by the number of its divisors (60).
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20210012101207) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8420837176 + ... + 8420839575.
Almost surely, 220210012101200 is an apocalyptic number.
20210012101200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20210012101200 is an abundant number, since it is smaller than the sum of its proper divisors (44529393333488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20210012101200 is a wasteful number, since it uses less digits than its factorization.
20210012101200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16841676772 (or 16841676761 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 20210012101200 its reverse (210121001202), we get a palindrome (20420133102402).
The spelling of 20210012101200 in words is "twenty trillion, two hundred ten billion, twelve million, one hundred one thousand, two hundred".
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