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12000127600 = 245230000319
BaseRepresentation
bin10110010110100001…
…10110101001110000
31010222022100122101101
423023100312221300
5144034013040400
65302432214144
7603242254516
oct131320665160
933868318341
1012000127600
1150a883952a
1223aa99a354
1311931aa926
1481ba524b6
154a379856a
hex2cb436a70

12000127600 has 30 divisors (see below), whose sum is σ = 28830307520. Its totient is φ = 4800050880.

The previous prime is 12000127577. The next prime is 12000127609. The reversal of 12000127600 is 672100021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12000127609) 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, 14999760 + ... + 15000559.

Almost surely, 212000127600 is an apocalyptic number.

12000127600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12000127600 is an abundant number, since it is smaller than the sum of its proper divisors (16830179920).

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

12000127600 is a wasteful number, since it uses less digits than its factorization.

12000127600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30000337 (or 30000326 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 19.

Adding to 12000127600 its reverse (672100021), we get a palindrome (12672227621).

The spelling of 12000127600 in words is "twelve billion, one hundred twenty-seven thousand, six hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 30000319 60000638 120001276 150001595 240002552 300003190 480005104 600006380 750007975 1200012760 1500015950 2400025520 3000031900 6000063800 12000127600