Base | Representation |
---|---|
bin | 110000000101001… |
… | …110000001110001 |
3 | 2002012220022110000 |
4 | 300011032001301 |
5 | 3123002041140 |
6 | 212013500213 |
7 | 25663422555 |
oct | 6005160161 |
9 | 2065808400 |
10 | 806674545 |
11 | 38438a586 |
12 | 1a61a1669 |
13 | cb17bc21 |
14 | 791c5865 |
15 | 4ac44a30 |
hex | 3014e071 |
806674545 has 40 divisors (see below), whose sum is σ = 1522160640. Its totient is φ = 407579040.
The previous prime is 806674537. The next prime is 806674597. The reversal of 806674545 is 545476608.
It is not a de Polignac number, because 806674545 - 23 = 806674537 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 806674545.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 44721 + ... + 60110.
It is an arithmetic number, because the mean of its divisors is an integer number (38054016).
Almost surely, 2806674545 is an apocalyptic number.
It is an amenable number.
806674545 is a deficient number, since it is larger than the sum of its proper divisors (715486095).
806674545 is a wasteful number, since it uses less digits than its factorization.
806674545 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 104867 (or 104858 counting only the distinct ones).
The product of its (nonzero) digits is 806400, while the sum is 45.
The square root of 806674545 is about 28402.0165657300. The cubic root of 806674545 is about 930.8923277278.
The spelling of 806674545 in words is "eight hundred six million, six hundred seventy-four thousand, five hundred forty-five".
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