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23032052215 = 58361989659
BaseRepresentation
bin10101011100110100…
…010011100111110111
32012110010212110221221
4111130310103213313
5334132201132330
614325240451211
71443520133164
oct253464234767
965403773857
1023032052215
119849aa17a7
124569479b07
132230902283
141186c7306b
158ec041b7a
hex55cd139f7

23032052215 has 16 divisors (see below), whose sum is σ = 28016956800. Its totient is φ = 18174035232.

The previous prime is 23032052177. The next prime is 23032052233. The reversal of 23032052215 is 51225023032.

It is a cyclic number.

It is not a de Polignac number, because 23032052215 - 29 = 23032051703 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23032052215.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212056 + ... + 301714.

It is an arithmetic number, because the mean of its divisors is an integer number (1751059800).

Almost surely, 223032052215 is an apocalyptic number.

23032052215 is a deficient number, since it is larger than the sum of its proper divisors (4984904585).

23032052215 is an equidigital number, since it uses as much as digits as its factorization.

23032052215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90366.

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 23032052215 its reverse (51225023032), we get a palindrome (74257075247).

The spelling of 23032052215 in words is "twenty-three billion, thirty-two million, fifty-two thousand, two hundred fifteen".

Divisors: 1 5 83 415 619 3095 51377 89659 256885 448295 7441697 37208485 55498921 277494605 4606410443 23032052215