Base | Representation |
---|---|
bin | 110110101001… |
… | …0111000000010 |
3 | 1222220121210112 |
4 | 1231102320002 |
5 | 24313313020 |
6 | 2502031322 |
7 | 465346433 |
oct | 155227002 |
9 | 58817715 |
10 | 28651010 |
11 | 15199a23 |
12 | 9718542 |
13 | 5c21c7b |
14 | 3b3b48a |
15 | 27ae2c5 |
hex | 1b52e02 |
28651010 has 16 divisors (see below), whose sum is σ = 51967872. Its totient is φ = 11372400.
The previous prime is 28651003. The next prime is 28651013. The reversal of 28651010 is 1015682.
It is not an unprimeable number, because it can be changed into a prime (28651013) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9626 + ... + 12245.
It is an arithmetic number, because the mean of its divisors is an integer number (3247992).
Almost surely, 228651010 is an apocalyptic number.
28651010 is a deficient number, since it is larger than the sum of its proper divisors (23316862).
28651010 is a wasteful number, since it uses less digits than its factorization.
28651010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22009.
The product of its (nonzero) digits is 480, while the sum is 23.
The square root of 28651010 is about 5352.6638228082. The cubic root of 28651010 is about 305.9942827189.
Adding to 28651010 its reverse (1015682), we get a palindrome (29666692).
The spelling of 28651010 in words is "twenty-eight million, six hundred fifty-one thousand, ten".
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