Base | Representation |
---|---|
bin | 1000001010001100… |
… | …0001101100000001 |
3 | 12122122021201001111 |
4 | 2002203001230001 |
5 | 13441144020113 |
6 | 1001200003321 |
7 | 105163364101 |
oct | 20243015401 |
9 | 5578251044 |
10 | 2190220033 |
11 | a2435a801 |
12 | 511600541 |
13 | 28b9b8cb1 |
14 | 16ac53201 |
15 | cc43913d |
hex | 828c1b01 |
2190220033 has 4 divisors (see below), whose sum is σ = 2190315268. Its totient is φ = 2190124800.
The previous prime is 2190220013. The next prime is 2190220051. The reversal of 2190220033 is 3300220912.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in 2 ways, for example, as 898320784 + 1291899249 = 29972^2 + 35943^2 .
It is a cyclic number.
It is not a de Polignac number, because 2190220033 - 225 = 2156665601 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2190219986 and 2190220013.
It is not an unprimeable number, because it can be changed into a prime (2190220013) 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, 10633 + ... + 67033.
It is an arithmetic number, because the mean of its divisors is an integer number (547578817).
Almost surely, 22190220033 is an apocalyptic number.
It is an amenable number.
2190220033 is a deficient number, since it is larger than the sum of its proper divisors (95235).
2190220033 is an equidigital number, since it uses as much as digits as its factorization.
2190220033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 95234.
The product of its (nonzero) digits is 648, while the sum is 22.
The square root of 2190220033 is about 46799.7866768642. The cubic root of 2190220033 is about 1298.6613504273.
Adding to 2190220033 its reverse (3300220912), we get a palindrome (5490440945).
The spelling of 2190220033 in words is "two billion, one hundred ninety million, two hundred twenty thousand, thirty-three".
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