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13000300012 = 227597869431
BaseRepresentation
bin11000001101110000…
…01101010111101100
31020120000100200000001
430012320031113230
5203111034100022
65550001314044
7640105504210
oct140670152754
936500320001
1013000300012
11557136a8a7
122629935924
1312c247841b
148b4806940
155114b0b27
hex306e0d5ec

13000300012 has 24 divisors (see below), whose sum is σ = 26441291520. Its totient is φ = 5477123280.

The previous prime is 13000299989. The next prime is 13000300013. The reversal of 13000300012 is 21000300031.

13000300012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13000300013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3933064 + ... + 3936367.

It is an arithmetic number, because the mean of its divisors is an integer number (1101720480).

Almost surely, 213000300012 is an apocalyptic number.

It is an amenable number.

13000300012 is an abundant number, since it is smaller than the sum of its proper divisors (13440991508).

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

13000300012 is a wasteful number, since it uses less digits than its factorization.

13000300012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7869501 (or 7869499 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 10.

Adding to 13000300012 its reverse (21000300031), we get a palindrome (34000600043).

The spelling of 13000300012 in words is "thirteen billion, three hundred thousand, twelve".

Divisors: 1 2 4 7 14 28 59 118 236 413 826 1652 7869431 15738862 31477724 55086017 110172034 220344068 464296429 928592858 1857185716 3250075003 6500150006 13000300012