Base | Representation |
---|---|
bin | 11000011111110000… |
… | …00010111001001011 |
3 | 1020221112101211021000 |
4 | 30033320002321023 |
5 | 203413210031133 |
6 | 10012552550043 |
7 | 643620540456 |
oct | 141770027113 |
9 | 36845354230 |
10 | 13151252043 |
11 | 56395a2346 |
12 | 26703b2323 |
13 | 131781b757 |
14 | 8ca89c49d |
15 | 51e87c413 |
hex | 30fe02e4b |
13151252043 has 48 divisors (see below), whose sum is σ = 20201328000. Its totient is φ = 8453401632.
The previous prime is 13151252027. The next prime is 13151252057. The reversal of 13151252043 is 34025215131.
13151252043 is a `hidden beast` number, since 131 + 5 + 1 + 2 + 520 + 4 + 3 = 666.
13151252043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13151252043 - 24 = 13151252027 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 13151251998 and 13151252016.
It is not an unprimeable number, because it can be changed into a prime (13151252063) 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 47 ways as a sum of consecutive naturals, for example, 4473268 + ... + 4476206.
It is an arithmetic number, because the mean of its divisors is an integer number (420861000).
Almost surely, 213151252043 is an apocalyptic number.
13151252043 is a deficient number, since it is larger than the sum of its proper divisors (7050075957).
13151252043 is an equidigital number, since it uses as much as digits as its factorization.
13151252043 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3113 (or 3054 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 27.
Adding to 13151252043 its reverse (34025215131), we get a palindrome (47176467174).
The spelling of 13151252043 in words is "thirteen billion, one hundred fifty-one million, two hundred fifty-two thousand, forty-three".
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