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23053441 = 191213339
BaseRepresentation
bin101011111110…
…0010010000001
31121101020101011
41113330102001
521400202231
62142040521
7366644125
oct127742201
947336334
1023053441
1112016434
127879141
134a121b8
1430c1585
1520559b1
hex15fc481

23053441 has 4 divisors (see below), whose sum is σ = 24266800. Its totient is φ = 21840084.

The previous prime is 23053423. The next prime is 23053493. The reversal of 23053441 is 14435032.

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 23053441 - 29 = 23052929 is a prime.

It is a super-2 number, since 2×230534412 = 1062922283880962, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23053141) 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, 606651 + ... + 606688.

It is an arithmetic number, because the mean of its divisors is an integer number (6066700).

Almost surely, 223053441 is an apocalyptic number.

It is an amenable number.

23053441 is a deficient number, since it is larger than the sum of its proper divisors (1213359).

23053441 is a wasteful number, since it uses less digits than its factorization.

23053441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1213358.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 23053441 is about 4801.3999000292. The cubic root of 23053441 is about 284.6067871708.

Adding to 23053441 its reverse (14435032), we get a palindrome (37488473).

The spelling of 23053441 in words is "twenty-three million, fifty-three thousand, four hundred forty-one".

Divisors: 1 19 1213339 23053441