Base | Representation |
---|---|
bin | 11010001101000001… |
… | …001100001100011011 |
3 | 2200121211021211010001 |
4 | 122031001030030123 |
5 | 430110220001243 |
6 | 20531513433431 |
7 | 2014141350400 |
oct | 321501141433 |
9 | 80554254101 |
10 | 28135703323 |
11 | 10a28964382 |
12 | 555270b877 |
13 | 2865082480 |
14 | 150c9d62a7 |
15 | aea11ea4d |
hex | 68d04c31b |
28135703323 has 24 divisors (see below), whose sum is σ = 36383948160. Its totient is φ = 21543096960.
The previous prime is 28135703287. The next prime is 28135703339. The reversal of 28135703323 is 32330753182.
It is not a de Polignac number, because 28135703323 - 29 = 28135702811 is a prime.
It is not an unprimeable number, because it can be changed into a prime (28135703383) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 692658 + ... + 732151.
It is an arithmetic number, because the mean of its divisors is an integer number (1515997840).
Almost surely, 228135703323 is an apocalyptic number.
28135703323 is a deficient number, since it is larger than the sum of its proper divisors (8248244837).
28135703323 is a wasteful number, since it uses less digits than its factorization.
28135703323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1424867 (or 1424860 counting only the distinct ones).
The product of its (nonzero) digits is 90720, while the sum is 37.
The spelling of 28135703323 in words is "twenty-eight billion, one hundred thirty-five million, seven hundred three thousand, three hundred twenty-three".
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