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20132310213 = 33745641119
BaseRepresentation
bin10010101111111110…
…101010110011000101
31220222001111022202000
4102233332222303011
5312212332411323
613125413135513
71311616545651
oct225776526305
956861438660
1020132310213
1185a1189704
123a9a32a599
131b8ac21ac2
14d8dac7a61
157cc6a3e43
hex4affaacc5

20132310213 has 8 divisors (see below), whose sum is σ = 29825644800. Its totient is φ = 13421540124.

The previous prime is 20132310193. The next prime is 20132310217. The reversal of 20132310213 is 31201323102.

It is not a de Polignac number, because 20132310213 - 28 = 20132309957 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20132310217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 372820533 + ... + 372820586.

It is an arithmetic number, because the mean of its divisors is an integer number (3728205600).

Almost surely, 220132310213 is an apocalyptic number.

It is an amenable number.

20132310213 is a deficient number, since it is larger than the sum of its proper divisors (9693334587).

20132310213 is an equidigital number, since it uses as much as digits as its factorization.

20132310213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745641128 (or 745641122 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 20132310213 its reverse (31201323102), we get a palindrome (51333633315).

The spelling of 20132310213 in words is "twenty billion, one hundred thirty-two million, three hundred ten thousand, two hundred thirteen".

Divisors: 1 3 9 27 745641119 2236923357 6710770071 20132310213