Base | Representation |
---|---|
bin | 1000011100111101001001… |
… | …10101101111000111011010 |
3 | 2102210220112012012222102001 |
4 | 10032132210311233013122 |
5 | 4414012324243233314 |
6 | 103310442452431214 |
7 | 3625605252020350 |
oct | 416364465570732 |
9 | 72726465188361 |
10 | 18587089039834 |
11 | 5a16816220337 |
12 | 210237661850a |
13 | a4a9a78b2083 |
14 | 4838970637d0 |
15 | 22375d511674 |
hex | 10e7a4d6f1da |
18587089039834 has 32 divisors (see below), whose sum is σ = 32891756921856. Its totient is φ = 7708856348160.
The previous prime is 18587089039829. The next prime is 18587089039861. The reversal of 18587089039834 is 43893098078581.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85422762 + ... + 85640074.
It is an arithmetic number, because the mean of its divisors is an integer number (1027867403808).
Almost surely, 218587089039834 is an apocalyptic number.
18587089039834 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
18587089039834 is a deficient number, since it is larger than the sum of its proper divisors (14304667882022).
18587089039834 is a wasteful number, since it uses less digits than its factorization.
18587089039834 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 414430.
The product of its (nonzero) digits is 418037760, while the sum is 73.
The spelling of 18587089039834 in words is "eighteen trillion, five hundred eighty-seven billion, eighty-nine million, thirty-nine thousand, eight hundred thirty-four".
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