Base | Representation |
---|---|
bin | 100111101101011… |
… | …0001111001110101 |
3 | 10102212011221220210 |
4 | 1033122301321311 |
5 | 10212044421323 |
6 | 340114220033 |
7 | 45006246015 |
oct | 11732617165 |
9 | 3385157823 |
10 | 1332420213 |
11 | 624131033 |
12 | 312284619 |
13 | 183079737 |
14 | c8d5dc45 |
15 | 7be96293 |
hex | 4f6b1e75 |
1332420213 has 4 divisors (see below), whose sum is σ = 1776560288. Its totient is φ = 888280140.
The previous prime is 1332420211. The next prime is 1332420247. The reversal of 1332420213 is 3120242331.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3120242331 = 3 ⋅1040080777.
It is not a de Polignac number, because 1332420213 - 21 = 1332420211 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1332420213.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1332420211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222070033 + ... + 222070038.
It is an arithmetic number, because the mean of its divisors is an integer number (444140072).
Almost surely, 21332420213 is an apocalyptic number.
It is an amenable number.
1332420213 is a deficient number, since it is larger than the sum of its proper divisors (444140075).
1332420213 is an equidigital number, since it uses as much as digits as its factorization.
1332420213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 444140074.
The product of its (nonzero) digits is 864, while the sum is 21.
The square root of 1332420213 is about 36502.3316104602. The cubic root of 1332420213 is about 1100.3911041774.
Adding to 1332420213 its reverse (3120242331), we get a palindrome (4452662544).
The spelling of 1332420213 in words is "one billion, three hundred thirty-two million, four hundred twenty thousand, two hundred thirteen".
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