Base | Representation |
---|---|
bin | 110000001110000… |
… | …100011010001101 |
3 | 2002101021011202020 |
4 | 300032010122031 |
5 | 3124100310240 |
6 | 212135320353 |
7 | 26022224250 |
oct | 6016043215 |
9 | 2071234666 |
10 | 808994445 |
11 | 385724556 |
12 | 1a6b200b9 |
13 | cb7b1b4c |
14 | 7962b097 |
15 | 4b0520d0 |
hex | 3038468d |
808994445 has 128 divisors (see below), whose sum is σ = 1635778560. Its totient is φ = 333123840.
The previous prime is 808994437. The next prime is 808994477. The reversal of 808994445 is 544499808.
It is not a de Polignac number, because 808994445 - 23 = 808994437 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 6369972 + ... + 6370098.
It is an arithmetic number, because the mean of its divisors is an integer number (12779520).
Almost surely, 2808994445 is an apocalyptic number.
It is an amenable number.
808994445 is an abundant number, since it is smaller than the sum of its proper divisors (826784115).
808994445 is a wasteful number, since it uses less digits than its factorization.
808994445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 295.
The product of its (nonzero) digits is 1658880, while the sum is 51.
The square root of 808994445 is about 28442.8276547885. The cubic root of 808994445 is about 931.7838521544.
The spelling of 808994445 in words is "eight hundred eight million, nine hundred ninety-four thousand, four hundred forty-five".
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