Base | Representation |
---|---|
bin | 11010100100001110… |
… | …011011110111101101 |
3 | 2201121221220202020012 |
4 | 122210032123313231 |
5 | 431404403120443 |
6 | 21034302503005 |
7 | 2026606636040 |
oct | 324416336755 |
9 | 81557822205 |
10 | 28525051373 |
11 | 11108714325 |
12 | 5640b94a65 |
13 | 28c7934530 |
14 | 15485c6c57 |
15 | b1e3cc118 |
hex | 6a439bded |
28525051373 has 64 divisors (see below), whose sum is σ = 36537661440. Its totient is φ = 21673440000.
The previous prime is 28525051363. The next prime is 28525051381. The reversal of 28525051373 is 37315052582.
It is a cyclic number.
It is not a de Polignac number, because 28525051373 - 26 = 28525051309 is a prime.
It is a super-3 number, since 3×285250513733 (a number of 32 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 28525051373.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28525051343) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 82204586 + ... + 82204932.
It is an arithmetic number, because the mean of its divisors is an integer number (570900960).
Almost surely, 228525051373 is an apocalyptic number.
It is an amenable number.
28525051373 is a deficient number, since it is larger than the sum of its proper divisors (8012610067).
28525051373 is a wasteful number, since it uses less digits than its factorization.
28525051373 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 738.
The product of its (nonzero) digits is 252000, while the sum is 41.
The spelling of 28525051373 in words is "twenty-eight billion, five hundred twenty-five million, fifty-one thousand, three hundred seventy-three".
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