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12000630 = 2353071303
BaseRepresentation
bin101101110001…
…110101110110
3211120200202210
4231301311312
511033010010
61105114250
7204001155
oct55616566
924520683
1012000630
116857284
124028986
132642385
14184559c
1510c0b20
hexb71d76

12000630 has 32 divisors (see below), whose sum is σ = 28917504. Its totient is φ = 3187296.

The previous prime is 12000629. The next prime is 12000643. The reversal of 12000630 is 3600021.

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, 8559 + ... + 9861.

It is an arithmetic number, because the mean of its divisors is an integer number (903672).

Almost surely, 212000630 is an apocalyptic number.

12000630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12000630 is an abundant number, since it is smaller than the sum of its proper divisors (16916874).

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

12000630 is a wasteful number, since it uses less digits than its factorization.

12000630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1620.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 12000630 is about 3464.1925466117. The cubic root of 12000630 is about 228.9468549404.

Adding to 12000630 its reverse (3600021), we get a palindrome (15600651).

The spelling of 12000630 in words is "twelve million, six hundred thirty", and thus it is an aban number.

Divisors: 1 2 3 5 6 10 15 30 307 614 921 1303 1535 1842 2606 3070 3909 4605 6515 7818 9210 13030 19545 39090 400021 800042 1200063 2000105 2400126 4000210 6000315 12000630