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12384764 = 2272319231
BaseRepresentation
bin101111001111…
…100111111100
3212022012200222
4233033213330
511132303024
61121240512
7210161120
oct57174774
925265628
1012384764
116a99947
124193138
132748182
141905580
15114985e
hexbcf9fc

12384764 has 24 divisors (see below), whose sum is σ = 25847808. Its totient is φ = 5076720.

The previous prime is 12384763. The next prime is 12384773. The reversal of 12384764 is 46748321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12384763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8972 + ... + 10259.

It is an arithmetic number, because the mean of its divisors is an integer number (1076992).

Almost surely, 212384764 is an apocalyptic number.

12384764 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12384764 is an abundant number, since it is smaller than the sum of its proper divisors (13463044).

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

12384764 is a wasteful number, since it uses less digits than its factorization.

12384764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19265 (or 19263 counting only the distinct ones).

The product of its digits is 32256, while the sum is 35.

The square root of 12384764 is about 3519.1993407592. The cubic root of 12384764 is about 231.3640680004.

The spelling of 12384764 in words is "twelve million, three hundred eighty-four thousand, seven hundred sixty-four".

Divisors: 1 2 4 7 14 23 28 46 92 161 322 644 19231 38462 76924 134617 269234 442313 538468 884626 1769252 3096191 6192382 12384764