Base | Representation |
---|---|
bin | 11000010110000010… |
… | …11000000010001010 |
3 | 1020201212011020022120 |
4 | 30023001120002022 |
5 | 203231332434400 |
6 | 10000523232110 |
7 | 641611365504 |
oct | 141301300212 |
9 | 36655136276 |
10 | 13069811850 |
11 | 55a76280a7 |
12 | 2649078636 |
13 | 13039a59a4 |
14 | 8bdb3cd74 |
15 | 517641ca0 |
hex | 30b05808a |
13069811850 has 24 divisors (see below), whose sum is σ = 32413133760. Its totient is φ = 3485283120.
The previous prime is 13069811791. The next prime is 13069811851. The reversal of 13069811850 is 5811896031.
It is not an unprimeable number, because it can be changed into a prime (13069811851) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43565890 + ... + 43566189.
It is an arithmetic number, because the mean of its divisors is an integer number (1350547240).
Almost surely, 213069811850 is an apocalyptic number.
13069811850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13069811850 is an abundant number, since it is smaller than the sum of its proper divisors (19343321910).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13069811850 is a wasteful number, since it uses less digits than its factorization.
13069811850 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87132094 (or 87132089 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 42.
The spelling of 13069811850 in words is "thirteen billion, sixty-nine million, eight hundred eleven thousand, eight hundred fifty".
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