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12343310511 = 37769764339
BaseRepresentation
bin10110111111011011…
…11111100010101111
31011212020010010211120
423133231333202233
5200234341414021
65400451552023
7614610260010
oct133755774257
934766103746
1012343310511
115264527974
1224858bb613
131219317c3c
14851467007
154c39872c6
hex2dfb7f8af

12343310511 has 16 divisors (see below), whose sum is σ = 18833337600. Its totient is φ = 7044139008.

The previous prime is 12343310501. The next prime is 12343310549. The reversal of 12343310511 is 11501334321.

It is not a de Polignac number, because 12343310511 - 211 = 12343308463 is a prime.

It is a super-2 number, since 2×123433105112 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12343310501) 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, 366021 + ... + 398318.

It is an arithmetic number, because the mean of its divisors is an integer number (1177083600).

Almost surely, 212343310511 is an apocalyptic number.

12343310511 is a deficient number, since it is larger than the sum of its proper divisors (6490027089).

12343310511 is an equidigital number, since it uses as much as digits as its factorization.

12343310511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765118.

The product of its (nonzero) digits is 1080, while the sum is 24.

Adding to 12343310511 its reverse (11501334321), we get a palindrome (23844644832).

The spelling of 12343310511 in words is "twelve billion, three hundred forty-three million, three hundred ten thousand, five hundred eleven".

Divisors: 1 3 7 21 769 2307 5383 16149 764339 2293017 5350373 16051119 587776691 1763330073 4114436837 12343310511