Base | Representation |
---|---|
bin | 11010111001101110… |
… | …111010010000110011 |
3 | 2202120002220001021202 |
4 | 122321232322100303 |
5 | 433124241323003 |
6 | 21134152441415 |
7 | 2041550660042 |
oct | 327156722063 |
9 | 82502801252 |
10 | 28885886003 |
11 | 11283369767 |
12 | 57219a926b |
13 | 2954612150 |
14 | 15804b4559 |
15 | b40e06088 |
hex | 6b9bba433 |
28885886003 has 4 divisors (see below), whose sum is σ = 31107877248. Its totient is φ = 26663894760.
The previous prime is 28885885943. The next prime is 28885886053. The reversal of 28885886003 is 30068858882.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 28885886003 - 218 = 28885623859 is a prime.
It is a super-2 number, since 2×288858860032 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 28885886003.
It is not an unprimeable number, because it can be changed into a prime (28885886053) 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, 1110995603 + ... + 1110995628.
It is an arithmetic number, because the mean of its divisors is an integer number (7776969312).
Almost surely, 228885886003 is an apocalyptic number.
28885886003 is a deficient number, since it is larger than the sum of its proper divisors (2221991245).
28885886003 is a wasteful number, since it uses less digits than its factorization.
28885886003 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2221991244.
The product of its (nonzero) digits is 5898240, while the sum is 56.
The spelling of 28885886003 in words is "twenty-eight billion, eight hundred eighty-five million, eight hundred eighty-six thousand, three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •