Base | Representation |
---|---|
bin | 101011110011010100111011… |
… | …1101110010001100111110000 |
3 | 1212112012000101211022111220202 |
4 | 1113212221313232101213300 |
5 | 401000012413241440410 |
6 | 3443234034153454332 |
7 | 144104006540625530 |
oct | 12746516756214760 |
9 | 1775160354274822 |
10 | 385286344874480 |
11 | 101845026318515 |
12 | 372670a94113a8 |
13 | 136ca46712b25a |
14 | 6b1dd5c5334c0 |
15 | 2e822ae469ca5 |
hex | 15e6a77b919f0 |
385286344874480 has 80 divisors (see below), whose sum is σ = 1045543005250560. Its totient is φ = 129287575900416.
The previous prime is 385286344874467. The next prime is 385286344874521. The reversal of 385286344874480 is 84478443682583.
It is a tau number, because it is divible by the number of its divisors (80).
It is a junction number, because it is equal to n+sod(n) for n = 385286344874398 and 385286344874407.
It is a congruent number.
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, 7319243150 + ... + 7319295789.
It is an arithmetic number, because the mean of its divisors is an integer number (13069287565632).
Almost surely, 2385286344874480 is an apocalyptic number.
It is an amenable number.
385286344874480 is an abundant number, since it is smaller than the sum of its proper divisors (660256660376080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
385286344874480 is a wasteful number, since it uses less digits than its factorization.
385286344874480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14638539006 (or 14638539000 counting only the distinct ones).
The product of its (nonzero) digits is 3963617280, while the sum is 74.
The spelling of 385286344874480 in words is "three hundred eighty-five trillion, two hundred eighty-six billion, three hundred forty-four million, eight hundred seventy-four thousand, four hundred eighty".
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