Search a number
-
+
23101222 = 211550611
BaseRepresentation
bin101100000011…
…1111100100110
31121110122220211
41120013330212
521403214342
62143050034
7400233334
oct130077446
947418824
1023101222
1112049321
1278a091a
134a2ab81
1430d4b54
152064c17
hex1607f26

23101222 has 4 divisors (see below), whose sum is σ = 34651836. Its totient is φ = 11550610.

The previous prime is 23101219. The next prime is 23101279. The reversal of 23101222 is 22210132.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5775304 + ... + 5775307.

It is an arithmetic number, because the mean of its divisors is an integer number (8662959).

Almost surely, 223101222 is an apocalyptic number.

23101222 is a deficient number, since it is larger than the sum of its proper divisors (11550614).

23101222 is a wasteful number, since it uses less digits than its factorization.

23101222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11550613.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 23101222 is about 4806.3730608433. The cubic root of 23101222 is about 284.8032786281.

Adding to 23101222 its reverse (22210132), we get a palindrome (45311354).

The spelling of 23101222 in words is "twenty-three million, one hundred one thousand, two hundred twenty-two".

Divisors: 1 2 11550611 23101222