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23430244 = 225857561
BaseRepresentation
bin101100101100…
…0010001100100
31122002101020211
41121120101210
521444231434
62154105204
7403103515
oct131302144
948071224
1023430244
1112253542
127a1b204
134b14866
14317ca0c
1520cc464
hex1658464

23430244 has 6 divisors (see below), whose sum is σ = 41002934. Its totient is φ = 11715120.

The previous prime is 23430223. The next prime is 23430263. The reversal of 23430244 is 44203432.

It can be written as a sum of positive squares in only one way, i.e., 12460900 + 10969344 = 3530^2 + 3312^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2928777 + ... + 2928784.

Almost surely, 223430244 is an apocalyptic number.

It is an amenable number.

23430244 is a deficient number, since it is larger than the sum of its proper divisors (17572690).

23430244 is a wasteful number, since it uses less digits than its factorization.

23430244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5857565 (or 5857563 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 23430244 is about 4840.4797282914. The cubic root of 23430244 is about 286.1490249802.

Adding to 23430244 its reverse (44203432), we get a palindrome (67633676).

The spelling of 23430244 in words is "twenty-three million, four hundred thirty thousand, two hundred forty-four".

Divisors: 1 2 4 5857561 11715122 23430244