Base | Representation |
---|---|
bin | 110001011110001… |
… | …1011111010000000 |
3 | 11021200121020210000 |
4 | 1202330123322000 |
5 | 11344430310422 |
6 | 432415440000 |
7 | 56064565425 |
oct | 14274337200 |
9 | 4250536700 |
10 | 1660010112 |
11 | 78203a192 |
12 | 3a3b26000 |
13 | 205bb7507 |
14 | 11a675d4c |
15 | 9ab04cac |
hex | 62f1be80 |
1660010112 has 160 divisors (see below), whose sum is σ = 5111439300. Its totient is φ = 534159360.
The previous prime is 1660010089. The next prime is 1660010113. The reversal of 1660010112 is 2110100661.
1660010112 is a `hidden beast` number, since 1 + 660 + 0 + 1 + 0 + 1 + 1 + 2 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 1643167296 + 16842816 = 40536^2 + 4104^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (1660010113) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 297912 + ... + 303432.
Almost surely, 21660010112 is an apocalyptic number.
1660010112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1660010112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2555719650).
1660010112 is an abundant number, since it is smaller than the sum of its proper divisors (3451429188).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1660010112 is an equidigital number, since it uses as much as digits as its factorization.
1660010112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5576 (or 5555 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 18.
The square root of 1660010112 is about 40743.2216693771. The cubic root of 1660010112 is about 1184.0505517739.
Adding to 1660010112 its reverse (2110100661), we get a palindrome (3770110773).
The spelling of 1660010112 in words is "one billion, six hundred sixty million, ten thousand, one hundred twelve".
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