Base | Representation |
---|---|
bin | 11000001111111001… |
… | …11000000010101110 |
3 | 1020121021020012011010 |
4 | 30013330320002232 |
5 | 203130141104330 |
6 | 5551443210050 |
7 | 640414505061 |
oct | 140774700256 |
9 | 36537205133 |
10 | 13018300590 |
11 | 5580544a09 |
12 | 2633976926 |
13 | 12c610b759 |
14 | 8b6d708d8 |
15 | 512d693b0 |
hex | 307f380ae |
13018300590 has 32 divisors (see below), whose sum is σ = 31321865376. Its totient is φ = 3462886400.
The previous prime is 13018300517. The next prime is 13018300597. The reversal of 13018300590 is 9500381031.
It is a happy number.
13018300590 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 (30).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13018300597) 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 15 ways as a sum of consecutive naturals, for example, 529047 + ... + 553106.
It is an arithmetic number, because the mean of its divisors is an integer number (978808293).
Almost surely, 213018300590 is an apocalyptic number.
13018300590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13018300590 is an abundant number, since it is smaller than the sum of its proper divisors (18303564786).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13018300590 is a wasteful number, since it uses less digits than its factorization.
13018300590 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1082564.
The product of its (nonzero) digits is 3240, while the sum is 30.
The spelling of 13018300590 in words is "thirteen billion, eighteen million, three hundred thousand, five hundred ninety".
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