Search a number
-
+
2243133001 = 4154710561
BaseRepresentation
bin1000010110110011…
…0111111001001001
312210022211222000001
42011230313321021
514043220224001
61010330043001
7106405213234
oct20554677111
95708758001
102243133001
11a5121002a
12527279461
13299954245
14173ca841b
15d1ddc001
hex85b37e49

2243133001 has 4 divisors (see below), whose sum is σ = 2297843604. Its totient is φ = 2188422400.

The previous prime is 2243132987. The next prime is 2243133007. The reversal of 2243133001 is 1003313422.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1003313422 = 2501656711.

It can be written as a sum of positive squares in 2 ways, for example, as 914457600 + 1328675401 = 30240^2 + 36451^2 .

It is a cyclic number.

It is not a de Polignac number, because 2243133001 - 213 = 2243124809 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 2243133001.

It is not an unprimeable number, because it can be changed into a prime (2243133007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27355240 + ... + 27355321.

It is an arithmetic number, because the mean of its divisors is an integer number (574460901).

Almost surely, 22243133001 is an apocalyptic number.

It is an amenable number.

2243133001 is a deficient number, since it is larger than the sum of its proper divisors (54710603).

2243133001 is an equidigital number, since it uses as much as digits as its factorization.

2243133001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54710602.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2243133001 is about 47361.7250635996. The cubic root of 2243133001 is about 1309.0362550150.

Adding to 2243133001 its reverse (1003313422), we get a palindrome (3246446423).

The spelling of 2243133001 in words is "two billion, two hundred forty-three million, one hundred thirty-three thousand, one".

Divisors: 1 41 54710561 2243133001