Base | Representation |
---|---|
bin | 1011111100110111001110… |
… | …0001000101011001010011 |
3 | 1201112012021010110122122211 |
4 | 2333031303201011121103 |
5 | 3210242204202324110 |
6 | 43540313323012551 |
7 | 2524231320464131 |
oct | 277156341053123 |
9 | 51465233418584 |
10 | 13140243011155 |
11 | 42068226837a7 |
12 | 158280096a157 |
13 | 7441729b39a0 |
14 | 335dc3a30751 |
15 | 17bc1b8ab98a |
hex | bf373845653 |
13140243011155 has 32 divisors (see below), whose sum is σ = 17260702744320. Its totient is φ = 9543889428480.
The previous prime is 13140243011123. The next prime is 13140243011179. The reversal of 13140243011155 is 55111034204131.
It is a happy number.
It is not a de Polignac number, because 13140243011155 - 25 = 13140243011123 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68732979 + ... + 68923891.
It is an arithmetic number, because the mean of its divisors is an integer number (539396960760).
Almost surely, 213140243011155 is an apocalyptic number.
13140243011155 is a deficient number, since it is larger than the sum of its proper divisors (4120459733165).
13140243011155 is a wasteful number, since it uses less digits than its factorization.
13140243011155 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 208351.
The product of its (nonzero) digits is 7200, while the sum is 31.
Adding to 13140243011155 its reverse (55111034204131), we get a palindrome (68251277215286).
The spelling of 13140243011155 in words is "thirteen trillion, one hundred forty billion, two hundred forty-three million, eleven thousand, one hundred fifty-five".
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