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12226074 = 237973001
BaseRepresentation
bin101110101000…
…111000011010
3212000011000120
4232220320122
511112213244
61114014110
7205630350
oct56507032
925004016
1012226074
1169a06a3
124117336
1326c0b83
1418a37d0
151117819
hexba8e1a

12226074 has 32 divisors (see below), whose sum is σ = 28242816. Its totient is φ = 3456000.

The previous prime is 12226069. The next prime is 12226091. The reversal of 12226074 is 47062221.

12226074 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2574 + ... + 5574.

It is an arithmetic number, because the mean of its divisors is an integer number (882588).

Almost surely, 212226074 is an apocalyptic number.

12226074 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12226074, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14121408).

12226074 is an abundant number, since it is smaller than the sum of its proper divisors (16016742).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12226074 is a wasteful number, since it uses less digits than its factorization.

12226074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3110.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 12226074 is about 3496.5803294076. The cubic root of 12226074 is about 230.3716361086.

Adding to 12226074 its reverse (47062221), we get a palindrome (59288295).

The spelling of 12226074 in words is "twelve million, two hundred twenty-six thousand, seventy-four".

Divisors: 1 2 3 6 7 14 21 42 97 194 291 582 679 1358 2037 3001 4074 6002 9003 18006 21007 42014 63021 126042 291097 582194 873291 1746582 2037679 4075358 6113037 12226074