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23231122312330 = 2519134673508189
BaseRepresentation
bin1010100100000111010101…
…10010110000110010001010
310001020212120212010202001201
411102003222302300302022
511021104314302443310
6121224121422534414
74615251603354322
oct522035262606212
9101225525122051
1023231122312330
117447299a02899
12273241ba3740a
13cc68bab8b61a
145a456c74a282
152a4464e69e3a
hex1520eacb0c8a

23231122312330 has 32 divisors (see below), whose sum is σ = 42047088491520. Its totient is φ = 9241128502080.

The previous prime is 23231122312313. The next prime is 23231122312339. The reversal of 23231122312330 is 3321322113232.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (23231122312339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4867876 + ... + 8376064.

It is an arithmetic number, because the mean of its divisors is an integer number (1313971515360).

Almost surely, 223231122312330 is an apocalyptic number.

23231122312330 is a deficient number, since it is larger than the sum of its proper divisors (18815966179190).

23231122312330 is a wasteful number, since it uses less digits than its factorization.

23231122312330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3511854.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 23231122312330 its reverse (3321322113232), we get a palindrome (26552444425562).

The spelling of 23231122312330 in words is "twenty-three trillion, two hundred thirty-one billion, one hundred twenty-two million, three hundred twelve thousand, three hundred thirty".

Divisors: 1 2 5 10 191 382 955 1910 3467 6934 17335 34670 662197 1324394 3310985 3508189 6621970 7016378 17540945 35081890 670064099 1340128198 3350320495 6700640990 12162891263 24325782526 60814456315 121628912630 2323112231233 4646224462466 11615561156165 23231122312330