Base | Representation |
---|---|
bin | 1100011001100110100… |
… | …1001010011100010110 |
3 | 202100212111121021012100 |
4 | 3012121221022130112 |
5 | 11442241430232410 |
6 | 241510511502530 |
7 | 21251052330462 |
oct | 3063151123426 |
9 | 670774537170 |
10 | 213031102230 |
11 | 8238955a181 |
12 | 35353827a46 |
13 | 1711cc9075b |
14 | a44ca254a2 |
15 | 581c4bb8c0 |
hex | 3199a4a716 |
213031102230 has 48 divisors (see below), whose sum is σ = 562147760304. Its totient is φ = 55960407360.
The previous prime is 213031102217. The next prime is 213031102279. The reversal of 213031102230 is 32201130312.
213031102230 is a `hidden beast` number, since 2 + 130 + 311 + 0 + 223 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17658241 + ... + 17670300.
It is an arithmetic number, because the mean of its divisors is an integer number (11711411673).
Almost surely, 2213031102230 is an apocalyptic number.
213031102230 is an abundant number, since it is smaller than the sum of its proper divisors (349116658074).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213031102230 is a wasteful number, since it uses less digits than its factorization.
213031102230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35328621 (or 35328618 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 213031102230 its reverse (32201130312), we get a palindrome (245232232542).
The spelling of 213031102230 in words is "two hundred thirteen billion, thirty-one million, one hundred two thousand, two hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •