Base | Representation |
---|---|
bin | 11000010100111000… |
… | …01101111001101100 |
3 | 1020201011211100102002 |
4 | 30022130031321230 |
5 | 203221334233040 |
6 | 5555534351432 |
7 | 641432525543 |
oct | 141234157154 |
9 | 36634740362 |
10 | 13060071020 |
11 | 55a2084727 |
12 | 264595b578 |
13 | 1301975099 |
14 | 8bc72515a |
15 | 51686aa15 |
hex | 30a70de6c |
13060071020 has 24 divisors (see below), whose sum is σ = 27584689104. Its totient is φ = 5193830336.
The previous prime is 13060070993. The next prime is 13060071023. The reversal of 13060071020 is 2017006031.
It is a happy number.
13060071020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 13060070983 and 13060071001.
It is not an unprimeable number, because it can be changed into a prime (13060071023) 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, 1883834 + ... + 1890753.
It is an arithmetic number, because the mean of its divisors is an integer number (1149362046).
Almost surely, 213060071020 is an apocalyptic number.
13060071020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13060071020 is an abundant number, since it is smaller than the sum of its proper divisors (14524618084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13060071020 is a wasteful number, since it uses less digits than its factorization.
13060071020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3774769 (or 3774767 counting only the distinct ones).
The product of its (nonzero) digits is 252, while the sum is 20.
Adding to 13060071020 its reverse (2017006031), we get a palindrome (15077077051).
The spelling of 13060071020 in words is "thirteen billion, sixty million, seventy-one thousand, twenty".
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