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12045084 = 2231003757
BaseRepresentation
bin101101111100…
…101100011100
3211122221202020
4231330230130
511040420314
61110100140
7204244602
oct55745434
924587666
1012045084
116887717
12404a650
13265968c
141857872
1510cdda9
hexb7cb1c

12045084 has 12 divisors (see below), whose sum is σ = 28105224. Its totient is φ = 4015024.

The previous prime is 12045083. The next prime is 12045133. The reversal of 12045084 is 48054021.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12045083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 501867 + ... + 501890.

It is an arithmetic number, because the mean of its divisors is an integer number (2342102).

Almost surely, 212045084 is an apocalyptic number.

It is an amenable number.

12045084 is an abundant number, since it is smaller than the sum of its proper divisors (16060140).

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

12045084 is a wasteful number, since it uses less digits than its factorization.

12045084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003764 (or 1003762 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 24.

The square root of 12045084 is about 3470.6028294808. The cubic root of 12045084 is about 229.2292029589.

The spelling of 12045084 in words is "twelve million, forty-five thousand, eighty-four".

Divisors: 1 2 3 4 6 12 1003757 2007514 3011271 4015028 6022542 12045084