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23200013133 = 3211297178877
BaseRepresentation
bin10101100110110101…
…000001101101001101
32012212211220210000200
4111212311001231031
5340003200410013
614354040444113
71450626600153
oct254665015515
965784823020
1023200013133
119925891280
1245b5779639
13225964c42b
1411a12b53d3
1590bb6ce73
hex566d41b4d

23200013133 has 24 divisors (see below), whose sum is σ = 36570364896. Its totient is φ = 14055703200.

The previous prime is 23200013119. The next prime is 23200013149. The reversal of 23200013133 is 33131000232.

It is not a de Polignac number, because 23200013133 - 24 = 23200013117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23200013633) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 254691 + ... + 333567.

It is an arithmetic number, because the mean of its divisors is an integer number (1523765204).

Almost surely, 223200013133 is an apocalyptic number.

It is an amenable number.

23200013133 is a deficient number, since it is larger than the sum of its proper divisors (13370351763).

23200013133 is a wasteful number, since it uses less digits than its factorization.

23200013133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81865 (or 81862 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 23200013133 its reverse (33131000232), we get a palindrome (56331013365).

The spelling of 23200013133 in words is "twenty-three billion, two hundred million, thirteen thousand, one hundred thirty-three".

Divisors: 1 3 9 11 33 99 2971 8913 26739 32681 78877 98043 236631 294129 709893 867647 2602941 7808823 234343567 703030701 2109092103 2577779237 7733337711 23200013133