Base | Representation |
---|---|
bin | 1010111000000010111010 |
3 | 12100211211200 |
4 | 22320002322 |
5 | 1212213002 |
6 | 141035030 |
7 | 33142650 |
oct | 12700272 |
9 | 5324750 |
10 | 2851002 |
11 | 1678000 |
12 | b55a76 |
13 | 78a8ab |
14 | 542dd0 |
15 | 3b4b1c |
hex | 2b80ba |
2851002 has 96 divisors (see below), whose sum is σ = 8221824. Its totient is φ = 696960.
The previous prime is 2851001. The next prime is 2851049. The reversal of 2851002 is 2001582.
2851002 is nontrivially palindromic in base 4.
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 (2851001) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 167698 + ... + 167714.
It is an arithmetic number, because the mean of its divisors is an integer number (85644).
22851002 is an apocalyptic number.
2851002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 2851002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4110912).
2851002 is an abundant number, since it is smaller than the sum of its proper divisors (5370822).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2851002 is a wasteful number, since it uses less digits than its factorization.
2851002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65 (or 40 counting only the distinct ones).
The product of its (nonzero) digits is 160, while the sum is 18.
The square root of 2851002 is about 1688.4910423215. The cubic root of 2851002 is about 141.7966075753.
Adding to 2851002 its reverse (2001582), we get a palindrome (4852584).
The spelling of 2851002 in words is "two million, eight hundred fifty-one thousand, two".
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