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12000063 = 318012221
BaseRepresentation
bin101101110001…
…101100111111
3211120122222210
4231301230333
511033000223
61105111503
7203666415
oct55615477
924518883
1012000063
116856909
124028593
13264203a
1418452b5
1510c0893
hexb71b3f

12000063 has 8 divisors (see below), whose sum is σ = 16016176. Its totient is φ = 7992000.

The previous prime is 12000029. The next prime is 12000073. The reversal of 12000063 is 36000021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12000063 - 29 = 11999551 is a prime.

It is a Duffinian number.

12000063 is a modest number, since divided by 63 gives 12 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12000073) 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, 4293 + ... + 6513.

It is an arithmetic number, because the mean of its divisors is an integer number (2002022).

Almost surely, 212000063 is an apocalyptic number.

12000063 is a deficient number, since it is larger than the sum of its proper divisors (4016113).

12000063 is a wasteful number, since it uses less digits than its factorization.

12000063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4025.

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

The square root of 12000063 is about 3464.1107083926. The cubic root of 12000063 is about 228.9432491600.

Adding to 12000063 its reverse (36000021), we get a palindrome (48000084).

The spelling of 12000063 in words is "twelve million, sixty-three", and thus it is an aban number and an uban number.

Divisors: 1 3 1801 2221 5403 6663 4000021 12000063