Base | Representation |
---|---|
bin | 101001000101000… |
… | …0111101111110010 |
3 | 10120001200012120221 |
4 | 1102022013233302 |
5 | 10310331304012 |
6 | 344435323254 |
7 | 46105035550 |
oct | 12212075762 |
9 | 3501605527 |
10 | 1378384882 |
11 | 648075a66 |
12 | 32575052a |
13 | 18c751174 |
14 | d10c6bd0 |
15 | 81025507 |
hex | 52287bf2 |
1378384882 has 32 divisors (see below), whose sum is σ = 2398556160. Its totient is φ = 581901840.
The previous prime is 1378384879. The next prime is 1378384913. The reversal of 1378384882 is 2884838731.
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, 252223 + ... + 257629.
It is an arithmetic number, because the mean of its divisors is an integer number (74954880).
Almost surely, 21378384882 is an apocalyptic number.
1378384882 is a deficient number, since it is larger than the sum of its proper divisors (1020171278).
1378384882 is a wasteful number, since it uses less digits than its factorization.
1378384882 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5686.
The product of its digits is 2064384, while the sum is 52.
The square root of 1378384882 is about 37126.6061201398. The cubic root of 1378384882 is about 1112.9017715123.
The spelling of 1378384882 in words is "one billion, three hundred seventy-eight million, three hundred eighty-four thousand, eight hundred eighty-two".
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