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12296320 = 27519213
BaseRepresentation
bin101110111010…
…000010000000
3212010201101021
4232322002000
511121440240
61115315224
7206342221
oct56720200
925121337
1012296320
116a39453
12414bb14
132716b3a
1418c1248
15112d54a
hexbba080

12296320 has 32 divisors (see below), whose sum is σ = 29397420. Its totient is φ = 4918272.

The previous prime is 12296299. The next prime is 12296341. The reversal of 12296320 is 2369221.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12296299) and next prime (12296341).

It can be written as a sum of positive squares in 2 ways, for example, as 11669056 + 627264 = 3416^2 + 792^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8967 + ... + 10246.

Almost surely, 212296320 is an apocalyptic number.

12296320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12296320 is an abundant number, since it is smaller than the sum of its proper divisors (17101100).

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

12296320 is an equidigital number, since it uses as much as digits as its factorization.

12296320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19232 (or 19220 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 12296320 is about 3506.6108994298. The cubic root of 12296320 is about 230.8120007336.

The spelling of 12296320 in words is "twelve million, two hundred ninety-six thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 128 160 320 640 19213 38426 76852 96065 153704 192130 307408 384260 614816 768520 1229632 1537040 2459264 3074080 6148160 12296320