Base | Representation |
---|---|
bin | 10001100111001100010… |
… | …010000101001011000100 |
3 | 11021201000210121222022221 |
4 | 101213030102011023010 |
5 | 124312210123231040 |
6 | 2324002110102124 |
7 | 153304454423611 |
oct | 21471422051304 |
9 | 4251023558287 |
10 | 1210313102020 |
11 | 427322214300 |
12 | 1766974aa944 |
13 | 8a19410c739 |
14 | 428180b1508 |
15 | 2173a2e474a |
hex | 119cc4852c4 |
1210313102020 has 144 divisors (see below), whose sum is σ = 2971088830080. Its totient is φ = 412649994240.
The previous prime is 1210313101997. The next prime is 1210313102021. The reversal of 1210313102020 is 202013130121.
It is a junction number, because it is equal to n+sod(n) for n = 1210313101985 and 1210313102003.
It is not an unprimeable number, because it can be changed into a prime (1210313102021) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4324377 + ... + 4595743.
It is an arithmetic number, because the mean of its divisors is an integer number (20632561320).
Almost surely, 21210313102020 is an apocalyptic number.
1210313102020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1210313102020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1485544415040).
1210313102020 is an abundant number, since it is smaller than the sum of its proper divisors (1760775728060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1210313102020 is a wasteful number, since it uses less digits than its factorization.
1210313102020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 271514 (or 271501 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 1210313102020 its reverse (202013130121), we get a palindrome (1412326232141).
The spelling of 1210313102020 in words is "one trillion, two hundred ten billion, three hundred thirteen million, one hundred two thousand, twenty".
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