Base | Representation |
---|---|
bin | 100100010111000… |
… | …0011011011101001 |
3 | 10011000201001121000 |
4 | 1020232003123221 |
5 | 4444312012413 |
6 | 321021305213 |
7 | 42143050200 |
oct | 11056033351 |
9 | 3130631530 |
10 | 1220032233 |
11 | 576749302 |
12 | 2a0705209 |
13 | 1659b9484 |
14 | b8066237 |
15 | 72196073 |
hex | 48b836e9 |
1220032233 has 48 divisors (see below), whose sum is σ = 2175120000. Its totient is φ = 673100064.
The previous prime is 1220032211. The next prime is 1220032241. The reversal of 1220032233 is 3322300221.
It is a happy number.
It is not a de Polignac number, because 1220032233 - 29 = 1220031721 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1220032273) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22468 + ... + 54266.
It is an arithmetic number, because the mean of its divisors is an integer number (45315000).
Almost surely, 21220032233 is an apocalyptic number.
It is an amenable number.
1220032233 is a deficient number, since it is larger than the sum of its proper divisors (955087767).
1220032233 is a wasteful number, since it uses less digits than its factorization.
1220032233 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31851 (or 31838 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
The square root of 1220032233 is about 34928.9598041511. The cubic root of 1220032233 is about 1068.5391404263.
Adding to 1220032233 its reverse (3322300221), we get a palindrome (4542332454).
The spelling of 1220032233 in words is "one billion, two hundred twenty million, thirty-two thousand, two hundred thirty-three".
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