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23234031343 = 271389433509
BaseRepresentation
bin10101101000110110…
…110010111011101111
32012222012221002020101
4111220312302323233
5340040403000333
614401253531531
71451522002465
oct255066627357
965865832211
1023234031343
1199430066a6
124605043ba7
132263700353
1411a5a0c835
1590eb3c67d
hex568db2eef

23234031343 has 16 divisors (see below), whose sum is σ = 23479747200. Its totient is φ = 22990210560.

The previous prime is 23234031241. The next prime is 23234031367. The reversal of 23234031343 is 34313043232.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-23234031343 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 (23234031043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45646173 + ... + 45646681.

It is an arithmetic number, because the mean of its divisors is an integer number (1467484200).

Almost surely, 223234031343 is an apocalyptic number.

23234031343 is a deficient number, since it is larger than the sum of its proper divisors (245715857).

23234031343 is a wasteful number, since it uses less digits than its factorization.

23234031343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1602.

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 23234031343 its reverse (34313043232), we get a palindrome (57547074575).

The spelling of 23234031343 in words is "twenty-three billion, two hundred thirty-four million, thirty-one thousand, three hundred forty-three".

Divisors: 1 271 389 433 509 105419 117343 137939 168437 198001 220397 45646427 53658271 59727587 85734433 23234031343