Base | Representation |
---|---|
bin | 11010110010101001… |
… | …111011111010100101 |
3 | 2202020211110012111201 |
4 | 122302221323322211 |
5 | 432403342012131 |
6 | 21114311402501 |
7 | 2035606445215 |
oct | 326251737245 |
9 | 82224405451 |
10 | 28767141541 |
11 | 11222335246 |
12 | 56aa083431 |
13 | 2935b37858 |
14 | 156c804245 |
15 | b3579c761 |
hex | 6b2a7bea5 |
28767141541 has 4 divisors (see below), whose sum is σ = 28789992000. Its totient is φ = 28744291084.
The previous prime is 28767141523. The next prime is 28767141569. The reversal of 28767141541 is 14514176782.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 28767141541 - 211 = 28767139493 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 28767141491 and 28767141500.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28767141041) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11423341 + ... + 11425858.
It is an arithmetic number, because the mean of its divisors is an integer number (7197498000).
Almost surely, 228767141541 is an apocalyptic number.
It is an amenable number.
28767141541 is a deficient number, since it is larger than the sum of its proper divisors (22850459).
28767141541 is a wasteful number, since it uses less digits than its factorization.
28767141541 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22850458.
The product of its digits is 376320, while the sum is 46.
It can be divided in two parts, 2876 and 7141541, that added together give a palindrome (7144417).
The spelling of 28767141541 in words is "twenty-eight billion, seven hundred sixty-seven million, one hundred forty-one thousand, five hundred forty-one".
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