Base | Representation |
---|---|
bin | 110001010110110… |
… | …111011111100111 |
3 | 2010201011201112121 |
4 | 301112313133213 |
5 | 3143441444210 |
6 | 214100330411 |
7 | 26343355510 |
oct | 6126673747 |
9 | 2121151477 |
10 | 828078055 |
11 | 395479332 |
12 | 1b13a3a07 |
13 | 10273411c |
14 | 7bd97a07 |
15 | 4ca716da |
hex | 315b77e7 |
828078055 has 16 divisors (see below), whose sum is σ = 1151210304. Its totient is φ = 560044800.
The previous prime is 828078049. The next prime is 828078061. The reversal of 828078055 is 550870828.
It is an interprime number because it is at equal distance from previous prime (828078049) and next prime (828078061).
It is not a de Polignac number, because 828078055 - 25 = 828078023 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159496 + ... + 164605.
It is an arithmetic number, because the mean of its divisors is an integer number (71950644).
Almost surely, 2828078055 is an apocalyptic number.
828078055 is a deficient number, since it is larger than the sum of its proper divisors (323132249).
828078055 is a wasteful number, since it uses less digits than its factorization.
828078055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 324186.
The product of its (nonzero) digits is 179200, while the sum is 43.
The square root of 828078055 is about 28776.3454072959. The cubic root of 828078055 is about 939.0536934315.
The spelling of 828078055 in words is "eight hundred twenty-eight million, seventy-eight thousand, fifty-five".
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