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12230176 = 25771769
BaseRepresentation
bin101110101001…
…111000100000
3212000100122111
4232221320200
511112331201
61114045104
7205645330
oct56517040
925010574
1012230176
1169a3792
124119794
1326c29ba
1418a50c0
151118b51
hexba9e20

12230176 has 48 divisors (see below), whose sum is σ = 27941760. Its totient is φ = 5160960.

The previous prime is 12230173. The next prime is 12230209. The reversal of 12230176 is 67103221.

It is not an unprimeable number, because it can be changed into a prime (12230173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15520 + ... + 16288.

It is an arithmetic number, because the mean of its divisors is an integer number (582120).

Almost surely, 212230176 is an apocalyptic number.

12230176 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12230176, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13970880).

12230176 is an abundant number, since it is smaller than the sum of its proper divisors (15711584).

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

12230176 is an equidigital number, since it uses as much as digits as its factorization.

12230176 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857 (or 849 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 12230176 is about 3497.1668533257. The cubic root of 12230176 is about 230.3973974114.

Adding to 12230176 its reverse (67103221), we get a palindrome (79333397).

The spelling of 12230176 in words is "twelve million, two hundred thirty thousand, one hundred seventy-six".

Divisors: 1 2 4 7 8 14 16 28 32 56 71 112 142 224 284 497 568 769 994 1136 1538 1988 2272 3076 3976 5383 6152 7952 10766 12304 15904 21532 24608 43064 54599 86128 109198 172256 218396 382193 436792 764386 873584 1528772 1747168 3057544 6115088 12230176