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12297384 = 23321115527
BaseRepresentation
bin101110111010…
…010010101000
3212010202211200
4232322102220
511122004014
61115324200
7206345301
oct56722250
925122750
1012297384
116a3a230
124150660
132717478
1418c17a8
15112da09
hexbba4a8

12297384 has 48 divisors (see below), whose sum is σ = 36335520. Its totient is φ = 3726240.

The previous prime is 12297371. The next prime is 12297391. The reversal of 12297384 is 48379221.

12297384 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6972 + ... + 8555.

It is an arithmetic number, because the mean of its divisors is an integer number (756990).

Almost surely, 212297384 is an apocalyptic number.

It is an amenable number.

12297384 is an abundant number, since it is smaller than the sum of its proper divisors (24038136).

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

12297384 is a wasteful number, since it uses less digits than its factorization.

12297384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15550 (or 15543 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 12297384 is about 3506.7626095874. The cubic root of 12297384 is about 230.8186579255.

The spelling of 12297384 in words is "twelve million, two hundred ninety-seven thousand, three hundred eighty-four".

Divisors: 1 2 3 4 6 8 9 11 12 18 22 24 33 36 44 66 72 88 99 132 198 264 396 792 15527 31054 46581 62108 93162 124216 139743 170797 186324 279486 341594 372648 512391 558972 683188 1024782 1117944 1366376 1537173 2049564 3074346 4099128 6148692 12297384