Base | Representation |
---|---|
bin | 111110111110110… |
… | …1110011100011100 |
3 | 12110021121102220100 |
4 | 1331331232130130 |
5 | 13312003124040 |
6 | 545412021100 |
7 | 103241014521 |
oct | 17575563434 |
9 | 5407542810 |
10 | 2113333020 |
11 | 994a15417 |
12 | 4ab901790 |
13 | 278aa8816 |
14 | 16095b148 |
15 | c57ecb30 |
hex | 7df6e71c |
2113333020 has 36 divisors (see below), whose sum is σ = 6410444040. Its totient is φ = 563555424.
The previous prime is 2113333009. The next prime is 2113333039. The reversal of 2113333020 is 203333112.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 2113332984 and 2113333002.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5870190 + ... + 5870549.
It is an arithmetic number, because the mean of its divisors is an integer number (178067890).
Almost surely, 22113333020 is an apocalyptic number.
2113333020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2113333020 is an abundant number, since it is smaller than the sum of its proper divisors (4297111020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2113333020 is a wasteful number, since it uses less digits than its factorization.
2113333020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11740754 (or 11740749 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 18.
The square root of 2113333020 is about 45971.0019468795. The cubic root of 2113333020 is about 1283.2836062514.
Adding to 2113333020 its reverse (203333112), we get a palindrome (2316666132).
The spelling of 2113333020 in words is "two billion, one hundred thirteen million, three hundred thirty-three thousand, twenty".
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