Base | Representation |
---|---|
bin | 1011010110001110111… |
… | …01010010000111000111 |
3 | 1101021101100012211202122 |
4 | 11223013131102013013 |
5 | 22342000202231413 |
6 | 455040424400155 |
7 | 40111631131634 |
oct | 5530735220707 |
9 | 1337340184678 |
10 | 389893398983 |
11 | 140397728480 |
12 | 6369261605b |
13 | 2a9c783895a |
14 | 14c29c1118b |
15 | a21e4d0108 |
hex | 5ac77521c7 |
389893398983 has 16 divisors (see below), whose sum is σ = 429820452000. Its totient is φ = 350717808000.
The previous prime is 389893398959. The next prime is 389893399013.
389893398983 is nontrivially palindromic in base 10.
It is a cyclic number.
It is not a de Polignac number, because 389893398983 - 26 = 389893398919 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 389893398898 and 389893398907.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (389893398913) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1664393 + ... + 1884141.
It is an arithmetic number, because the mean of its divisors is an integer number (26863778250).
Almost surely, 2389893398983 is an apocalyptic number.
389893398983 is a deficient number, since it is larger than the sum of its proper divisors (39927053017).
389893398983 is a wasteful number, since it uses less digits than its factorization.
389893398983 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 221458.
The product of its digits is 2176782336, while the sum is 80.
The spelling of 389893398983 in words is "three hundred eighty-nine billion, eight hundred ninety-three million, three hundred ninety-eight thousand, nine hundred eighty-three".
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