Base | Representation |
---|---|
bin | 11010110110010100… |
… | …010110001111111111 |
3 | 2202102010002011110102 |
4 | 122312110112033333 |
5 | 433020104403403 |
6 | 21124344431315 |
7 | 2040253660364 |
oct | 326624261777 |
9 | 82363064412 |
10 | 28828591103 |
11 | 11253a96204 |
12 | 570677853b |
13 | 29457a1540 |
14 | 1576a3c46b |
15 | b3ad89b88 |
hex | 6b65163ff |
28828591103 has 8 divisors (see below), whose sum is σ = 31051597248. Its totient is φ = 26606359584.
The previous prime is 28828591091. The next prime is 28828591133. The reversal of 28828591103 is 30119582882.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 28828591103 - 224 = 28811813887 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28828591133) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115175 + ... + 266312.
It is an arithmetic number, because the mean of its divisors is an integer number (3881449656).
Almost surely, 228828591103 is an apocalyptic number.
28828591103 is a deficient number, since it is larger than the sum of its proper divisors (2223006145).
28828591103 is a wasteful number, since it uses less digits than its factorization.
28828591103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 387313.
The product of its (nonzero) digits is 276480, while the sum is 47.
The spelling of 28828591103 in words is "twenty-eight billion, eight hundred twenty-eight million, five hundred ninety-one thousand, one hundred three".
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