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23033030023 = 174355756569
BaseRepresentation
bin10101011100111000…
…000010010110000111
32012110012201011021001
4111130320002112013
5334132423430043
614325313434131
71443531345013
oct253470022607
965405634231
1023033030023
11984a5aa403
12456986b947
132230b85363
141187049543
158ec18674d
hex55ce02587

23033030023 has 16 divisors (see below), whose sum is σ = 25000319520. Its totient is φ = 21135614976.

The previous prime is 23033030021. The next prime is 23033030063. The reversal of 23033030023 is 32003033032.

It is a cyclic number.

It is not a de Polignac number, because 23033030023 - 21 = 23033030021 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 (23033030021) 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, 378883 + ... + 435451.

It is an arithmetic number, because the mean of its divisors is an integer number (1562519970).

Almost surely, 223033030023 is an apocalyptic number.

23033030023 is a deficient number, since it is larger than the sum of its proper divisors (1967289497).

23033030023 is a wasteful number, since it uses less digits than its factorization.

23033030023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57186.

The product of its (nonzero) digits is 972, while the sum is 19.

Adding to 23033030023 its reverse (32003033032), we get a palindrome (55036063055).

The spelling of 23033030023 in words is "twenty-three billion, thirty-three million, thirty thousand, twenty-three".

Divisors: 1 17 43 557 731 9469 23951 56569 407167 961673 2432467 31508933 41351939 535651861 1354884119 23033030023