Base | Representation |
---|---|
bin | 1000010000110100… |
… | …1010110110011110 |
3 | 12201120122100111112 |
4 | 2010031022312132 |
5 | 14020304413310 |
6 | 1004032222022 |
7 | 105652033001 |
oct | 20415126636 |
9 | 5646570445 |
10 | 2218044830 |
11 | a39034a01 |
12 | 51a99a912 |
13 | 2946abb81 |
14 | 170817538 |
15 | cead3705 |
hex | 8434ad9e |
2218044830 has 8 divisors (see below), whose sum is σ = 3992480712. Its totient is φ = 887217928.
The previous prime is 2218044799. The next prime is 2218044833. The reversal of 2218044830 is 384408122.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2218044833) 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, 110902232 + ... + 110902251.
It is an arithmetic number, because the mean of its divisors is an integer number (499060089).
Almost surely, 22218044830 is an apocalyptic number.
2218044830 is a deficient number, since it is larger than the sum of its proper divisors (1774435882).
2218044830 is a wasteful number, since it uses less digits than its factorization.
2218044830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 221804490.
The product of its (nonzero) digits is 12288, while the sum is 32.
The square root of 2218044830 is about 47096.1233011805. The cubic root of 2218044830 is about 1304.1376705960.
It can be divided in two parts, 22180448 and 30, that multiplied together give a triangular number (665413440 = T36480).
The spelling of 2218044830 in words is "two billion, two hundred eighteen million, forty-four thousand, eight hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.059 sec. • engine limits •