Search a number
-
+
1322103441 = 3440701147
BaseRepresentation
bin100111011001101…
…1011001010010001
310102010202210222010
41032303123022101
510201424302231
6335105133133
744522456661
oct11663331221
93363683863
101322103441
1161932497a
1230a92a1a9
13180ba6939
14c78361a1
157b109546
hex4ecdb291

1322103441 has 4 divisors (see below), whose sum is σ = 1762804592. Its totient is φ = 881402292.

The previous prime is 1322103403. The next prime is 1322103443. The reversal of 1322103441 is 1443012231.

1322103441 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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: 1443012231 = 3481004077.

It is not a de Polignac number, because 1322103441 - 27 = 1322103313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1322103443) 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, 220350571 + ... + 220350576.

It is an arithmetic number, because the mean of its divisors is an integer number (440701148).

Almost surely, 21322103441 is an apocalyptic number.

It is an amenable number.

1322103441 is a deficient number, since it is larger than the sum of its proper divisors (440701151).

1322103441 is an equidigital number, since it uses as much as digits as its factorization.

1322103441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440701150.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1322103441 is about 36360.7403802508. The cubic root of 1322103441 is about 1097.5436763595.

Adding to 1322103441 its reverse (1443012231), we get a palindrome (2765115672).

The spelling of 1322103441 in words is "one billion, three hundred twenty-two million, one hundred three thousand, four hundred forty-one".

Divisors: 1 3 440701147 1322103441