Base | Representation |
---|---|
bin | 10011000010100110… |
… | …11110111111011100 |
3 | 222101102022100202202 |
4 | 21201103132333130 |
5 | 131413420312340 |
6 | 4410210111032 |
7 | 511215145250 |
oct | 114123367734 |
9 | 28342270682 |
10 | 10222432220 |
11 | 43763296a0 |
12 | 1b9357b478 |
13 | c6bac9c80 |
14 | 6cd904260 |
15 | 3ec698c15 |
hex | 2614defdc |
10222432220 has 96 divisors (see below), whose sum is σ = 28823026176. Its totient is φ = 2941113600.
The previous prime is 10222432219. The next prime is 10222432229. The reversal of 10222432220 is 2223422201.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 10222432192 and 10222432201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10222432229) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 235286 + ... + 275325.
It is an arithmetic number, because the mean of its divisors is an integer number (300239856).
Almost surely, 210222432220 is an apocalyptic number.
10222432220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10222432220 is an abundant number, since it is smaller than the sum of its proper divisors (18600593956).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10222432220 is a wasteful number, since it uses less digits than its factorization.
10222432220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 510651 (or 510649 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 20.
Adding to 10222432220 its reverse (2223422201), we get a palindrome (12445854421).
The spelling of 10222432220 in words is "ten billion, two hundred twenty-two million, four hundred thirty-two thousand, two hundred twenty".
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