Base | Representation |
---|---|
bin | 1001001011111111000010… |
… | …11011010001000000001100 |
3 | 2122112101111201122022222211 |
4 | 10211333201123101000030 |
5 | 10122001232340323340 |
6 | 110545045223520204 |
7 | 4153422333615664 |
oct | 445774133210014 |
9 | 78471451568884 |
10 | 20203013214220 |
11 | 648a0602a4721 |
12 | 23235902b9064 |
13 | b3719c962cb5 |
14 | 4dbb8c5c51a4 |
15 | 2507d7b0e5ea |
hex | 125fe16d100c |
20203013214220 has 48 divisors (see below), whose sum is σ = 43060412828160. Its totient is φ = 7960431973824.
The previous prime is 20203013214161. The next prime is 20203013214229. The reversal of 20203013214220 is 2241231030202.
It is a super-2 number, since 2×202030132142202 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 20203013214191 and 20203013214200.
It is not an unprimeable number, because it can be changed into a prime (20203013214229) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85517421 + ... + 85753339.
It is an arithmetic number, because the mean of its divisors is an integer number (897091933920).
Almost surely, 220203013214220 is an apocalyptic number.
20203013214220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20203013214220 is an abundant number, since it is smaller than the sum of its proper divisors (22857399613940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20203013214220 is a wasteful number, since it uses less digits than its factorization.
20203013214220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 299902 (or 299900 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 22.
Adding to 20203013214220 its reverse (2241231030202), we get a palindrome (22444244244422).
The spelling of 20203013214220 in words is "twenty trillion, two hundred three billion, thirteen million, two hundred fourteen thousand, two hundred twenty".
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