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12384030 = 235478783
BaseRepresentation
bin101111001111…
…011100011110
3212022011200210
4233033130132
511132242110
61121233250
7210156021
oct57173436
925264623
1012384030
116a9933a
124192826
132747a39
1419051b8
151149520
hexbcf71e

12384030 has 32 divisors (see below), whose sum is σ = 30357504. Its totient is φ = 3231776.

The previous prime is 12384023. The next prime is 12384049. The reversal of 12384030 is 3048321.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12383988 and 12384006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2982 + ... + 5801.

It is an arithmetic number, because the mean of its divisors is an integer number (948672).

Almost surely, 212384030 is an apocalyptic number.

12384030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12384030 is an abundant number, since it is smaller than the sum of its proper divisors (17973474).

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

12384030 is a wasteful number, since it uses less digits than its factorization.

12384030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8840.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 12384030 is about 3519.0950541297. The cubic root of 12384030 is about 231.3594972073.

The spelling of 12384030 in words is "twelve million, three hundred eighty-four thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 47 94 141 235 282 470 705 1410 8783 17566 26349 43915 52698 87830 131745 263490 412801 825602 1238403 2064005 2476806 4128010 6192015 12384030