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12001390614 = 232666743923
BaseRepresentation
bin10110010110101011…
…01011000000010110
31010222101201210220200
423023111223000112
5144034323444424
65302515241330
7603256065003
oct131325530026
933871653820
1012001390614
1150a9521444
1223ab2a9246
131193530785
1481bca08aa
154a39478c9
hex2cb56b016

12001390614 has 12 divisors (see below), whose sum is σ = 26003013036. Its totient is φ = 4000463532.

The previous prime is 12001390579. The next prime is 12001390619. The reversal of 12001390614 is 41609310021.

12001390614 is a `hidden beast` number, since 12 + 0 + 0 + 1 + 39 + 0 + 614 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001390619) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 333371944 + ... + 333371979.

It is an arithmetic number, because the mean of its divisors is an integer number (2166917753).

Almost surely, 212001390614 is an apocalyptic number.

12001390614 is an abundant number, since it is smaller than the sum of its proper divisors (14001622422).

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

12001390614 is a wasteful number, since it uses less digits than its factorization.

12001390614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666743931 (or 666743928 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The spelling of 12001390614 in words is "twelve billion, one million, three hundred ninety thousand, six hundred fourteen".

Divisors: 1 2 3 6 9 18 666743923 1333487846 2000231769 4000463538 6000695307 12001390614