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23233741 = 61380881
BaseRepresentation
bin101100010100…
…0010011001101
31121201101200221
41120220103031
521421434431
62145551341
7401324566
oct130502315
947641627
1023233741
1112129943
127945551
134a7629b
14312b16d
15208e111
hex16284cd

23233741 has 4 divisors (see below), whose sum is σ = 23614684. Its totient is φ = 22852800.

The previous prime is 23233739. The next prime is 23233753. The reversal of 23233741 is 14733232.

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

It can be written as a sum of positive squares in 2 ways, for example, as 9947716 + 13286025 = 3154^2 + 3645^2 .

It is a cyclic number.

It is not a de Polignac number, because 23233741 - 21 = 23233739 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 (23233141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190380 + ... + 190501.

It is an arithmetic number, because the mean of its divisors is an integer number (5903671).

Almost surely, 223233741 is an apocalyptic number.

It is an amenable number.

23233741 is a deficient number, since it is larger than the sum of its proper divisors (380943).

23233741 is an equidigital number, since it uses as much as digits as its factorization.

23233741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380942.

The product of its digits is 3024, while the sum is 25.

The square root of 23233741 is about 4820.1391058765. The cubic root of 23233741 is about 285.3468271719.

Adding to 23233741 its reverse (14733232), we get a palindrome (37966973).

The spelling of 23233741 in words is "twenty-three million, two hundred thirty-three thousand, seven hundred forty-one".

Divisors: 1 61 380881 23233741