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12226963 = 72516959
BaseRepresentation
bin101110101001…
…000110010011
3212000012020111
4232221012103
511112230323
61114022151
7205633060
oct56510623
925005214
1012226963
1169a1331
124117957
1326c13b8
1418a3c67
151117c0d
hexba9193

12226963 has 8 divisors (see below), whose sum is σ = 14031360. Its totient is φ = 10437000.

The previous prime is 12226957. The next prime is 12226967. The reversal of 12226963 is 36962221.

12226963 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2k-12226963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12226967) 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, 1723 + ... + 5236.

It is an arithmetic number, because the mean of its divisors is an integer number (1753920).

Almost surely, 212226963 is an apocalyptic number.

12226963 is a deficient number, since it is larger than the sum of its proper divisors (1804397).

12226963 is an equidigital number, since it uses as much as digits as its factorization.

12226963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7217.

The product of its digits is 7776, while the sum is 31.

The square root of 12226963 is about 3496.7074513033. The cubic root of 12226963 is about 230.3772196786.

The spelling of 12226963 in words is "twelve million, two hundred twenty-six thousand, nine hundred sixty-three".

Divisors: 1 7 251 1757 6959 48713 1746709 12226963