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12000313320 = 2335100002611
BaseRepresentation
bin10110010110100011…
…00011111111101000
31010222022201002010220
423023101203333220
5144034040011240
65302440210040
7603243660132
oct131321437750
933868632126
1012000313320
1150a8956016
1223aaa69920
131193244318
1481baa0052
154a37d35d0
hex2cb463fe8

12000313320 has 32 divisors (see below), whose sum is σ = 36000940320. Its totient is φ = 3200083520.

The previous prime is 12000313307. The next prime is 12000313331. The reversal of 12000313320 is 2331300021.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12000313320.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50001186 + ... + 50001425.

It is an arithmetic number, because the mean of its divisors is an integer number (1125029385).

Almost surely, 212000313320 is an apocalyptic number.

12000313320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12000313320 is an abundant number, since it is smaller than the sum of its proper divisors (24000627000).

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

12000313320 is a wasteful number, since it uses less digits than its factorization.

12000313320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100002625 (or 100002621 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 12000313320 its reverse (2331300021), we get a palindrome (14331613341).

The spelling of 12000313320 in words is "twelve billion, three hundred thirteen thousand, three hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 100002611 200005222 300007833 400010444 500013055 600015666 800020888 1000026110 1200031332 1500039165 2000052220 2400062664 3000078330 4000104440 6000156660 12000313320