Base | Representation |
---|---|
bin | 1010000100011… |
… | …10001110100101 |
3 | 12212221110012100 |
4 | 11002032032211 |
5 | 133110444040 |
6 | 12214242313 |
7 | 2043654162 |
oct | 502161645 |
9 | 185843170 |
10 | 84468645 |
11 | 437535a8 |
12 | 24356399 |
13 | 14666361 |
14 | b30b069 |
15 | 7637b30 |
hex | 508e3a5 |
84468645 has 48 divisors (see below), whose sum is σ = 152515584. Its totient is φ = 43200000.
The previous prime is 84468611. The next prime is 84468647. The reversal of 84468645 is 54686448.
It is not a de Polignac number, because 84468645 - 28 = 84468389 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 84468645.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (84468647) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 210445 + ... + 210845.
It is an arithmetic number, because the mean of its divisors is an integer number (3177408).
Almost surely, 284468645 is an apocalyptic number.
It is an amenable number.
84468645 is a deficient number, since it is larger than the sum of its proper divisors (68046939).
84468645 is a wasteful number, since it uses less digits than its factorization.
84468645 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 594 (or 591 counting only the distinct ones).
The product of its digits is 737280, while the sum is 45.
The square root of 84468645 is about 9190.6825100207. The cubic root of 84468645 is about 438.7648642297.
The spelling of 84468645 in words is "eighty-four million, four hundred sixty-eight thousand, six hundred forty-five".
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