Base | Representation |
---|---|
bin | 111110111110110… |
… | …0110101000011101 |
3 | 12110021112211000012 |
4 | 1331331212220131 |
5 | 13312001113041 |
6 | 545411213005 |
7 | 103240522316 |
oct | 17575465035 |
9 | 5407484005 |
10 | 2113301021 |
11 | 9949a3377 |
12 | 4ab8a7165 |
13 | 278a970a0 |
14 | 16094d60d |
15 | c57e33eb |
hex | 7df66a1d |
2113301021 has 16 divisors (see below), whose sum is σ = 2369996160. Its totient is φ = 1870948800.
The previous prime is 2113300961. The next prime is 2113301023. The reversal of 2113301021 is 1201033112.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2113301021 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 2113300987 and 2113301005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2113301023) 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, 38366 + ... + 75488.
It is an arithmetic number, because the mean of its divisors is an integer number (148124760).
Almost surely, 22113301021 is an apocalyptic number.
It is an amenable number.
2113301021 is a deficient number, since it is larger than the sum of its proper divisors (256695139).
2113301021 is a wasteful number, since it uses less digits than its factorization.
2113301021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37316.
The product of its (nonzero) digits is 36, while the sum is 14.
The square root of 2113301021 is about 45970.6539109463. The cubic root of 2113301021 is about 1283.2771292790.
Adding to 2113301021 its reverse (1201033112), we get a palindrome (3314334133).
The spelling of 2113301021 in words is "two billion, one hundred thirteen million, three hundred one thousand, twenty-one".
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