Base | Representation |
---|---|
bin | 1110010001011001… |
… | …0111100100111001 |
3 | 100212222211110122220 |
4 | 3210112113210321 |
5 | 30321223201420 |
6 | 1432053034253 |
7 | 163636356222 |
oct | 34426274471 |
9 | 10788743586 |
10 | 3831068985 |
11 | 16965a1917 |
12 | 8ab025989 |
13 | 490924b33 |
14 | 284b3c249 |
15 | 176506840 |
hex | e4597939 |
3831068985 has 16 divisors (see below), whose sum is σ = 6295379136. Its totient is φ = 1988013888.
The previous prime is 3831068977. The next prime is 3831068993. The reversal of 3831068985 is 5898601383.
It is an interprime number because it is at equal distance from previous prime (3831068977) and next prime (3831068993).
It is not a de Polignac number, because 3831068985 - 23 = 3831068977 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3450859 + ... + 3451968.
It is an arithmetic number, because the mean of its divisors is an integer number (393461196).
Almost surely, 23831068985 is an apocalyptic number.
It is an amenable number.
3831068985 is a deficient number, since it is larger than the sum of its proper divisors (2464310151).
3831068985 is a wasteful number, since it uses less digits than its factorization.
3831068985 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6902872.
The product of its (nonzero) digits is 1244160, while the sum is 51.
The square root of 3831068985 is about 61895.6297730300. The cubic root of 3831068985 is about 1564.7320952608.
The spelling of 3831068985 in words is "three billion, eight hundred thirty-one million, sixty-eight thousand, nine hundred eighty-five".
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