Base | Representation |
---|---|
bin | 11001011111010… |
… | …00011100101110 |
3 | 112220022211100102 |
4 | 30233220130232 |
5 | 414214004123 |
6 | 33114431102 |
7 | 5204244425 |
oct | 1457503456 |
9 | 486284312 |
10 | 213813038 |
11 | aa76799a |
12 | 5b732492 |
13 | 353b25ba |
14 | 2057a2bc |
15 | 13b87028 |
hex | cbe872e |
213813038 has 8 divisors (see below), whose sum is σ = 321903840. Its totient is φ = 106511760.
The previous prime is 213813007. The next prime is 213813049. The reversal of 213813038 is 830318312.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 213813038.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196703 + ... + 197786.
It is an arithmetic number, because the mean of its divisors is an integer number (40237980).
Almost surely, 2213813038 is an apocalyptic number.
213813038 is a deficient number, since it is larger than the sum of its proper divisors (108090802).
213813038 is a wasteful number, since it uses less digits than its factorization.
213813038 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 394762.
The product of its (nonzero) digits is 3456, while the sum is 29.
The square root of 213813038 is about 14622.3472124006. The cubic root of 213813038 is about 597.9681623449.
The spelling of 213813038 in words is "two hundred thirteen million, eight hundred thirteen thousand, thirty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •