Base | Representation |
---|---|
bin | 1001110001000000001100 |
3 | 11211001200021 |
4 | 21301000030 |
5 | 1123410022 |
6 | 130511524 |
7 | 30521410 |
oct | 11610014 |
9 | 4731607 |
10 | 2560012 |
11 | 1499414 |
12 | a355a4 |
13 | 6b8300 |
14 | 4a8d40 |
15 | 3587c7 |
hex | 27100c |
2560012 has 36 divisors (see below), whose sum is σ = 5554416. Its totient is φ = 1010880.
The previous prime is 2559989. The next prime is 2560021. The reversal of 2560012 is 2100652.
It is a happy number.
It is a super-2 number, since 2×25600122 = 13107322880288, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4462 + ... + 5002.
22560012 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2560012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2777208).
2560012 is an abundant number, since it is smaller than the sum of its proper divisors (2994404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2560012 is a wasteful number, since it uses less digits than its factorization.
2560012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 578 (or 563 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 16.
The square root of 2560012 is about 1600.0037499956. The cubic root of 2560012 is about 136.7982894808.
Adding to 2560012 its reverse (2100652), we get a palindrome (4660664).
The spelling of 2560012 in words is "two million, five hundred sixty thousand, twelve".
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