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12323203 = 73223757
BaseRepresentation
bin101111000000…
…100110000011
3212012002020221
4233000212003
511123320303
61120043511
7206513464
oct57004603
925162227
1012323203
116a57672
124163597
132726149
1418cad6b
1511364bd
hexbc0983

12323203 has 8 divisors (see below), whose sum is σ = 12564608. Its totient is φ = 12083904.

The previous prime is 12323197. The next prime is 12323219. The reversal of 12323203 is 30232321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12323203 - 29 = 12322691 is a prime.

It is a super-2 number, since 2×123232032 = 303722664358418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12323263) 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, 15901 + ... + 16657.

It is an arithmetic number, because the mean of its divisors is an integer number (1570576).

Almost surely, 212323203 is an apocalyptic number.

12323203 is a deficient number, since it is larger than the sum of its proper divisors (241405).

12323203 is an equidigital number, since it uses as much as digits as its factorization.

12323203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 12323203 is about 3510.4419949630. The cubic root of 12323203 is about 230.9800836136.

Adding to 12323203 its reverse (30232321), we get a palindrome (42555524).

The spelling of 12323203 in words is "twelve million, three hundred twenty-three thousand, two hundred three".

Divisors: 1 73 223 757 16279 55261 168811 12323203