Base | Representation |
---|---|
bin | 1001101000101… |
… | …01100000111011 |
3 | 12122002111211020 |
4 | 10310111200323 |
5 | 131143002400 |
6 | 12004233523 |
7 | 2001013350 |
oct | 464254073 |
9 | 178074736 |
10 | 80828475 |
11 | 416976a2 |
12 | 2309b8a3 |
13 | 13990500 |
14 | aa40627 |
15 | 71692a0 |
hex | 4d1583b |
80828475 has 72 divisors (see below), whose sum is σ = 165560832. Its totient is φ = 34070400.
The previous prime is 80828453. The next prime is 80828483. The reversal of 80828475 is 57482808.
It is not a de Polignac number, because 80828475 - 26 = 80828411 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 88270 + ... + 89180.
It is an arithmetic number, because the mean of its divisors is an integer number (2299456).
Almost surely, 280828475 is an apocalyptic number.
80828475 is an abundant number, since it is smaller than the sum of its proper divisors (84732357).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80828475 is a wasteful number, since it uses less digits than its factorization.
80828475 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 957 (or 939 counting only the distinct ones).
The product of its (nonzero) digits is 143360, while the sum is 42.
The square root of 80828475 is about 8990.4657832617. The cubic root of 80828475 is about 432.3692455598.
The spelling of 80828475 in words is "eighty million, eight hundred twenty-eight thousand, four hundred seventy-five".
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