Base | Representation |
---|---|
bin | 1100101000100… |
… | …0111001101001 |
3 | 10200201010222202 |
4 | 3022020321221 |
5 | 102031131140 |
6 | 5131425545 |
7 | 1212255320 |
oct | 312107151 |
9 | 120633882 |
10 | 52989545 |
11 | 27a02914 |
12 | 158b52b5 |
13 | ac9407b |
14 | 70750b7 |
15 | 49ba915 |
hex | 3288e69 |
52989545 has 32 divisors (see below), whose sum is σ = 75195648. Its totient is φ = 35094528.
The previous prime is 52989533. The next prime is 52989551. The reversal of 52989545 is 54598925.
It is not a de Polignac number, because 52989545 - 24 = 52989529 is a prime.
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 52989545.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 206057 + ... + 206313.
It is an arithmetic number, because the mean of its divisors is an integer number (2349864).
Almost surely, 252989545 is an apocalyptic number.
It is an amenable number.
52989545 is a deficient number, since it is larger than the sum of its proper divisors (22206103).
52989545 is a wasteful number, since it uses less digits than its factorization.
52989545 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 449.
The product of its digits is 648000, while the sum is 47.
The square root of 52989545 is about 7279.3918015175. The cubic root of 52989545 is about 375.6038744472.
The spelling of 52989545 in words is "fifty-two million, nine hundred eighty-nine thousand, five hundred forty-five".
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