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22132141 = 23962267
BaseRepresentation
bin101010001101…
…1010110101101
31112122102120221
41110123112231
521131212031
62110211341
7356056123
oct124332655
945572527
1022132141
1111547229
1274b3b51
13477ba55
142d21913
151e22a11
hex151b5ad

22132141 has 4 divisors (see below), whose sum is σ = 23094432. Its totient is φ = 21169852.

The previous prime is 22132127. The next prime is 22132151. The reversal of 22132141 is 14123122.

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.

It is a cyclic number.

It is not a de Polignac number, because 22132141 - 211 = 22130093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22132151) 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, 481111 + ... + 481156.

It is an arithmetic number, because the mean of its divisors is an integer number (5773608).

Almost surely, 222132141 is an apocalyptic number.

It is an amenable number.

22132141 is a deficient number, since it is larger than the sum of its proper divisors (962291).

22132141 is an equidigital number, since it uses as much as digits as its factorization.

22132141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 962290.

The product of its digits is 96, while the sum is 16.

The square root of 22132141 is about 4704.4809490527. The cubic root of 22132141 is about 280.7638200708.

Adding to 22132141 its reverse (14123122), we get a palindrome (36255263).

The spelling of 22132141 in words is "twenty-two million, one hundred thirty-two thousand, one hundred forty-one".

Divisors: 1 23 962267 22132141