Base | Representation |
---|---|
bin | 111111010110011… |
… | …1100010000101100 |
3 | 12111010220021110002 |
4 | 1332230330100230 |
5 | 13323140213010 |
6 | 550533203432 |
7 | 103451145233 |
oct | 17654742054 |
9 | 5433807402 |
10 | 2125710380 |
11 | 9a09a9742 |
12 | 4b3a90578 |
13 | 27b5204c1 |
14 | 16245db1a |
15 | c69451a5 |
hex | 7eb3c42c |
2125710380 has 24 divisors (see below), whose sum is σ = 4510016448. Its totient is φ = 841517568.
The previous prime is 2125710271. The next prime is 2125710403. The reversal of 2125710380 is 830175212.
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 7 ways as a sum of consecutive naturals, for example, 545924 + ... + 549803.
It is an arithmetic number, because the mean of its divisors is an integer number (187917352).
Almost surely, 22125710380 is an apocalyptic number.
2125710380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2125710380 is an abundant number, since it is smaller than the sum of its proper divisors (2384306068).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2125710380 is a wasteful number, since it uses less digits than its factorization.
2125710380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1095833 (or 1095831 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 29.
The square root of 2125710380 is about 46105.4267955520. The cubic root of 2125710380 is about 1285.7840410949.
Adding to 2125710380 its reverse (830175212), we get a palindrome (2955885592).
The spelling of 2125710380 in words is "two billion, one hundred twenty-five million, seven hundred ten thousand, three hundred eighty".
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