Base | Representation |
---|---|
bin | 11000101001101100… |
… | …01011000001100100 |
3 | 1021011100022201211022 |
4 | 30110312023001210 |
5 | 204101032202030 |
6 | 10025132230312 |
7 | 645652434041 |
oct | 142466130144 |
9 | 37140281738 |
10 | 13234647140 |
11 | 5681682310 |
12 | 269430b398 |
13 | 132bb9a270 |
14 | 8d79aa1c8 |
15 | 526d51de5 |
hex | 314d8b064 |
13234647140 has 192 divisors, whose sum is σ = 33381089280. Its totient is φ = 4344399360.
The previous prime is 13234647109. The next prime is 13234647157. The reversal of 13234647140 is 4174643231.
It is a self number, because there is not a number n which added to its sum of digits gives 13234647140.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 30147041 + ... + 30147479.
It is an arithmetic number, because the mean of its divisors is an integer number (173859840).
Almost surely, 213234647140 is an apocalyptic number.
13234647140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13234647140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16690544640).
13234647140 is an abundant number, since it is smaller than the sum of its proper divisors (20146442140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13234647140 is a wasteful number, since it uses less digits than its factorization.
13234647140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 682 (or 680 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 35.
The spelling of 13234647140 in words is "thirteen billion, two hundred thirty-four million, six hundred forty-seven thousand, one hundred forty".
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