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12464312 = 237733049
BaseRepresentation
bin101111100011…
…000010111000
3212110020211012
4233203002320
511142324222
61123053052
7210642050
oct57430270
925406735
1012464312
117043693
124211188
132775443
141926560
1511631e2
hexbe30b8

12464312 has 32 divisors (see below), whose sum is σ = 27084000. Its totient is φ = 5266944.

The previous prime is 12464311. The next prime is 12464327. The reversal of 12464312 is 21346421.

12464312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12464311) 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, 2564 + ... + 5612.

It is an arithmetic number, because the mean of its divisors is an integer number (846375).

Almost surely, 212464312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12464312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13542000).

12464312 is an abundant number, since it is smaller than the sum of its proper divisors (14619688).

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

12464312 is a wasteful number, since it uses less digits than its factorization.

12464312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3135 (or 3131 counting only the distinct ones).

The product of its digits is 1152, while the sum is 23.

The square root of 12464312 is about 3530.4832530406. The cubic root of 12464312 is about 231.8583657904.

The spelling of 12464312 in words is "twelve million, four hundred sixty-four thousand, three hundred twelve".

Divisors: 1 2 4 7 8 14 28 56 73 146 292 511 584 1022 2044 3049 4088 6098 12196 21343 24392 42686 85372 170744 222577 445154 890308 1558039 1780616 3116078 6232156 12464312