Base | Representation |
---|---|
bin | 1100011001011111111… |
… | …0000000110000001101 |
3 | 202100210112202012012102 |
4 | 3012113332000300031 |
5 | 11442212232410013 |
6 | 241504025444445 |
7 | 21250261511201 |
oct | 3062776006015 |
9 | 670715665172 |
10 | 213003013133 |
11 | 82374714449 |
12 | 35346340725 |
13 | 171172074a1 |
14 | a448dd2b01 |
15 | 5819cbdd58 |
hex | 3197f80c0d |
213003013133 has 4 divisors (see below), whose sum is σ = 222264013728. Its totient is φ = 203742012540.
The previous prime is 213003013127. The next prime is 213003013147. The reversal of 213003013133 is 331310300312.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 213003013133 - 210 = 213003012109 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (213003003133) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4630500263 + ... + 4630500308.
It is an arithmetic number, because the mean of its divisors is an integer number (55566003432).
Almost surely, 2213003013133 is an apocalyptic number.
213003013133 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
It is an amenable number.
213003013133 is a deficient number, since it is larger than the sum of its proper divisors (9261000595).
213003013133 is an equidigital number, since it uses as much as digits as its factorization.
213003013133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9261000594.
The product of its (nonzero) digits is 486, while the sum is 20.
Adding to 213003013133 its reverse (331310300312), we get a palindrome (544313313445).
The spelling of 213003013133 in words is "two hundred thirteen billion, three million, thirteen thousand, one hundred thirty-three".
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