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23044045 = 523200383
BaseRepresentation
bin101011111100…
…1111111001101
31121100202111011
41113321333031
521344402140
62141525221
7366604543
oct127717715
947322434
1023044045
111200a372
127873811
134a0ab3b
1430bbd93
152052cea
hex15f9fcd

23044045 has 8 divisors (see below), whose sum is σ = 28855296. Its totient is φ = 17633616.

The previous prime is 23044033. The next prime is 23044051. The reversal of 23044045 is 54044032.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23044045 - 25 = 23044013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100077 + ... + 100306.

It is an arithmetic number, because the mean of its divisors is an integer number (3606912).

Almost surely, 223044045 is an apocalyptic number.

It is an amenable number.

23044045 is a deficient number, since it is larger than the sum of its proper divisors (5811251).

23044045 is a wasteful number, since it uses less digits than its factorization.

23044045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200411.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 23044045 is about 4800.4213356746. The cubic root of 23044045 is about 284.5681157383.

Adding to 23044045 its reverse (54044032), we get a palindrome (77088077).

The spelling of 23044045 in words is "twenty-three million, forty-four thousand, forty-five".

Divisors: 1 5 23 115 200383 1001915 4608809 23044045