Base | Representation |
---|---|
bin | 111111010110001… |
… | …0101111100000100 |
3 | 12111010121022010110 |
4 | 1332230111330010 |
5 | 13323120202122 |
6 | 550525553020 |
7 | 103446622503 |
oct | 17654257404 |
9 | 5433538113 |
10 | 2125553412 |
11 | 9a0901814 |
12 | 4b3a15770 |
13 | 27b496c18 |
14 | 16241c83a |
15 | c691390c |
hex | 7eb15f04 |
2125553412 has 24 divisors (see below), whose sum is σ = 5029480512. Its totient is φ = 698538400.
The previous prime is 2125553387. The next prime is 2125553413. The reversal of 2125553412 is 2143555212.
It is a self number, because there is not a number n which added to its sum of digits gives 2125553412.
It is not an unprimeable number, because it can be changed into a prime (2125553413) by changing a digit.
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, 1246539 + ... + 1248242.
It is an arithmetic number, because the mean of its divisors is an integer number (209561688).
Almost surely, 22125553412 is an apocalyptic number.
It is an amenable number.
2125553412 is an abundant number, since it is smaller than the sum of its proper divisors (2903927100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2125553412 is a wasteful number, since it uses less digits than its factorization.
2125553412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2494859 (or 2494857 counting only the distinct ones).
The product of its digits is 12000, while the sum is 30.
The square root of 2125553412 is about 46103.7244916287. The cubic root of 2125553412 is about 1285.7523917665.
The spelling of 2125553412 in words is "two billion, one hundred twenty-five million, five hundred fifty-three thousand, four hundred twelve".
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