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12383319 = 3132910949
BaseRepresentation
bin101111001111…
…010001010111
3212022010201110
4233033101113
511132231234
61121230103
7210153654
oct57172127
925263643
1012383319
116a98853
124192333
132747610
141904c2b
1511491e9
hexbcf457

12383319 has 16 divisors (see below), whose sum is σ = 18396000. Its totient is φ = 7357056.

The previous prime is 12383317. The next prime is 12383339. The reversal of 12383319 is 91338321.

12383319 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12383319 - 21 = 12383317 is a prime.

It is a super-2 number, since 2×123833192 = 306693178911522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12383317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4344 + ... + 6605.

It is an arithmetic number, because the mean of its divisors is an integer number (1149750).

Almost surely, 212383319 is an apocalyptic number.

12383319 is a deficient number, since it is larger than the sum of its proper divisors (6012681).

12383319 is a wasteful number, since it uses less digits than its factorization.

12383319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10994.

The product of its digits is 3888, while the sum is 30.

The square root of 12383319 is about 3518.9940323905. The cubic root of 12383319 is about 231.3550694685.

The spelling of 12383319 in words is "twelve million, three hundred eighty-three thousand, three hundred nineteen".

Divisors: 1 3 13 29 39 87 377 1131 10949 32847 142337 317521 427011 952563 4127773 12383319