Base | Representation |
---|---|
bin | 101001001000010… |
… | …0110111010001000 |
3 | 10120011212121020111 |
4 | 1102100212322020 |
5 | 10311300213014 |
6 | 344540004104 |
7 | 46125350356 |
oct | 12220467210 |
9 | 3504777214 |
10 | 1380085384 |
11 | 649027637 |
12 | 326230634 |
13 | 18cbc8192 |
14 | d140a7d6 |
15 | 8125e2c4 |
hex | 52426e88 |
1380085384 has 16 divisors (see below), whose sum is σ = 2588068800. Its totient is φ = 689933712.
The previous prime is 1380085351. The next prime is 1380085397. The reversal of 1380085384 is 4835800831.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71437 + ... + 88675.
It is an arithmetic number, because the mean of its divisors is an integer number (161754300).
Almost surely, 21380085384 is an apocalyptic number.
It is an amenable number.
1380085384 is a deficient number, since it is larger than the sum of its proper divisors (1207983416).
1380085384 is a wasteful number, since it uses less digits than its factorization.
1380085384 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27252 (or 27248 counting only the distinct ones).
The product of its (nonzero) digits is 92160, while the sum is 40.
The square root of 1380085384 is about 37149.5004542457. The cubic root of 1380085384 is about 1113.3592426670.
The spelling of 1380085384 in words is "one billion, three hundred eighty million, eighty-five thousand, three hundred eighty-four".
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