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12299833 = 721319309
BaseRepresentation
bin101110111010…
…111000111001
3212010220012101
4232322320321
511122043313
61115343401
7206355400
oct56727071
925126171
1012299833
116a41057
124151b61
132718610
1418c2637
15112e5dd
hexbbae39

12299833 has 12 divisors (see below), whose sum is σ = 15409380. Its totient is φ = 9731232.

The previous prime is 12299813. The next prime is 12299863. The reversal of 12299833 is 33899221.

12299833 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1750329 + 10549504 = 1323^2 + 3248^2 .

It is not a de Polignac number, because 12299833 - 29 = 12299321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12299792 and 12299801.

It is not an unprimeable number, because it can be changed into a prime (12299803) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9018 + ... + 10291.

It is an arithmetic number, because the mean of its divisors is an integer number (1284115).

Almost surely, 212299833 is an apocalyptic number.

12299833 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12299833 is a deficient number, since it is larger than the sum of its proper divisors (3109547).

12299833 is a wasteful number, since it uses less digits than its factorization.

12299833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19336 (or 19329 counting only the distinct ones).

The product of its digits is 23328, while the sum is 37.

The square root of 12299833 is about 3507.1117746659. Note that the first 3 decimals coincide. The cubic root of 12299833 is about 230.8339792701.

The spelling of 12299833 in words is "twelve million, two hundred ninety-nine thousand, eight hundred thirty-three".

Divisors: 1 7 13 49 91 637 19309 135163 251017 946141 1757119 12299833