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2320133213 = 8632688451
BaseRepresentation
bin1000101001001010…
…0110110001011101
312222200201222102202
42022102212301131
514222423230323
61022120301245
7111331543526
oct21222466135
95880658382
102320133213
11a90722472
12549011825
132ac8a40b8
141801cd84d
15d8a4bd28
hex8a4a6c5d

2320133213 has 4 divisors (see below), whose sum is σ = 2322822528. Its totient is φ = 2317443900.

The previous prime is 2320133173. The next prime is 2320133219. The reversal of 2320133213 is 3123310232.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2320133213 - 214 = 2320116829 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2320133219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1343363 + ... + 1345088.

It is an arithmetic number, because the mean of its divisors is an integer number (580705632).

Almost surely, 22320133213 is an apocalyptic number.

It is an amenable number.

2320133213 is a deficient number, since it is larger than the sum of its proper divisors (2689315).

2320133213 is an equidigital number, since it uses as much as digits as its factorization.

2320133213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2689314.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 2320133213 is about 48167.7611375077. The cubic root of 2320133213 is about 1323.8465267916.

Adding to 2320133213 its reverse (3123310232), we get a palindrome (5443443445).

The spelling of 2320133213 in words is "two billion, three hundred twenty million, one hundred thirty-three thousand, two hundred thirteen".

Divisors: 1 863 2688451 2320133213