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23506330 = 252350633
BaseRepresentation
bin101100110101…
…0110110011010
31122020020121211
41121222312122
522004200310
62155453334
7403541401
oct131526632
948206554
1023506330
11122a5721
127a5724a
134b40393
14319c638
1520e4c8a
hex166ad9a

23506330 has 8 divisors (see below), whose sum is σ = 42311412. Its totient is φ = 9402528.

The previous prime is 23506297. The next prime is 23506333. The reversal of 23506330 is 3360532.

It can be written as a sum of positive squares in 2 ways, for example, as 22838841 + 667489 = 4779^2 + 817^2 .

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

It is not an unprimeable number, because it can be changed into a prime (23506333) 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, 1175307 + ... + 1175326.

Almost surely, 223506330 is an apocalyptic number.

23506330 is a deficient number, since it is larger than the sum of its proper divisors (18805082).

23506330 is a wasteful number, since it uses less digits than its factorization.

23506330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2350640.

The product of its (nonzero) digits is 1620, while the sum is 22.

The square root of 23506330 is about 4848.3327031053. The cubic root of 23506330 is about 286.4584314916.

Adding to 23506330 its reverse (3360532), we get a palindrome (26866862).

It can be divided in two parts, 235063 and 30, that multiplied together give a triangular number (7051890 = T3755).

The spelling of 23506330 in words is "twenty-three million, five hundred six thousand, three hundred thirty".

Divisors: 1 2 5 10 2350633 4701266 11753165 23506330