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23004430 = 252300443
BaseRepresentation
bin101011111000…
…0010100001110
31121021202010221
41113300110032
521342120210
62141021554
7366351211
oct127602416
947252127
1023004430
1111a92629
1278548ba
1349c5ab7
1430ab778
1520461da
hex15f050e

23004430 has 8 divisors (see below), whose sum is σ = 41407992. Its totient is φ = 9201768.

The previous prime is 23004409. The next prime is 23004433. The reversal of 23004430 is 3440032.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23004433) 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, 1150212 + ... + 1150231.

It is an arithmetic number, because the mean of its divisors is an integer number (5175999).

Almost surely, 223004430 is an apocalyptic number.

23004430 is a deficient number, since it is larger than the sum of its proper divisors (18403562).

23004430 is a wasteful number, since it uses less digits than its factorization.

23004430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2300450.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 23004430 is about 4796.2933605025. The cubic root of 23004430 is about 284.4049552634.

Adding to 23004430 its reverse (3440032), we get a palindrome (26444462).

The spelling of 23004430 in words is "twenty-three million, four thousand, four hundred thirty".

Divisors: 1 2 5 10 2300443 4600886 11502215 23004430