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12300064 = 257431277
BaseRepresentation
bin101110111010…
…111100100000
3212010220111221
4232322330200
511122100224
61115344424
7206356150
oct56727440
925126457
1012300064
116a41247
124152114
13271875a
1418c2760
15112e6e4
hexbbaf20

12300064 has 48 divisors (see below), whose sum is σ = 28340928. Its totient is φ = 5144832.

The previous prime is 12300059. The next prime is 12300091. The reversal of 12300064 is 46000321.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8994 + ... + 10270.

It is an arithmetic number, because the mean of its divisors is an integer number (590436).

Almost surely, 212300064 is an apocalyptic number.

12300064 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12300064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14170464).

12300064 is an abundant number, since it is smaller than the sum of its proper divisors (16040864).

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

12300064 is a wasteful number, since it uses less digits than its factorization.

12300064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1337 (or 1329 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 12300064 is about 3507.1447075933. The cubic root of 12300064 is about 230.8354243389.

Adding to 12300064 its reverse (46000321), we get a palindrome (58300385).

The spelling of 12300064 in words is "twelve million, three hundred thousand, sixty-four".

Divisors: 1 2 4 7 8 14 16 28 32 43 56 86 112 172 224 301 344 602 688 1204 1277 1376 2408 2554 4816 5108 8939 9632 10216 17878 20432 35756 40864 54911 71512 109822 143024 219644 286048 384377 439288 768754 878576 1537508 1757152 3075016 6150032 12300064