Base | Representation |
---|---|
bin | 11000011101000010… |
… | …00111011100000110 |
3 | 1020212221112002010101 |
4 | 30032201013130012 |
5 | 203341341323014 |
6 | 10010420314314 |
7 | 643223050432 |
oct | 141641073406 |
9 | 36787462111 |
10 | 13128464134 |
11 | 5627748465 |
12 | 266484299a |
13 | 1312ba0396 |
14 | 8c78499c2 |
15 | 51c87a474 |
hex | 30e847706 |
13128464134 has 4 divisors (see below), whose sum is σ = 19692696204. Its totient is φ = 6564232066.
The previous prime is 13128464123. The next prime is 13128464159. The reversal of 13128464134 is 43146482131.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43146482131 = 116191 ⋅371341.
It is a junction number, because it is equal to n+sod(n) for n = 13128464093 and 13128464102.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3282116032 + ... + 3282116035.
It is an arithmetic number, because the mean of its divisors is an integer number (4923174051).
Almost surely, 213128464134 is an apocalyptic number.
13128464134 is a deficient number, since it is larger than the sum of its proper divisors (6564232070).
13128464134 is an equidigital number, since it uses as much as digits as its factorization.
13128464134 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6564232069.
The product of its digits is 55296, while the sum is 37.
The spelling of 13128464134 in words is "thirteen billion, one hundred twenty-eight million, four hundred sixty-four thousand, one hundred thirty-four".
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