Base | Representation |
---|---|
bin | 11000011110101100… |
… | …00011100111110010 |
3 | 1020220220122011011020 |
4 | 30033112003213302 |
5 | 203403414422010 |
6 | 10012034000310 |
7 | 643452031161 |
oct | 141726034762 |
9 | 36826564136 |
10 | 13142342130 |
11 | 5634567185 |
12 | 2669416096 |
13 | 1315a1c108 |
14 | 8c961d3d8 |
15 | 51dbbc470 |
hex | 30f5839f2 |
13142342130 has 64 divisors (see below), whose sum is σ = 32422094208. Its totient is φ = 3407383040.
The previous prime is 13142342113. The next prime is 13142342137. The reversal of 13142342130 is 3124324131.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 13142342130.
It is not an unprimeable number, because it can be changed into a prime (13142342137) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 342157 + ... + 378623.
It is an arithmetic number, because the mean of its divisors is an integer number (506595222).
Almost surely, 213142342130 is an apocalyptic number.
13142342130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 13142342130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16211047104).
13142342130 is an abundant number, since it is smaller than the sum of its proper divisors (19279752078).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13142342130 is a wasteful number, since it uses less digits than its factorization.
13142342130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36811.
The product of its (nonzero) digits is 1728, while the sum is 24.
Adding to 13142342130 its reverse (3124324131), we get a palindrome (16266666261).
The spelling of 13142342130 in words is "thirteen billion, one hundred forty-two million, three hundred forty-two thousand, one hundred thirty".
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