Base | Representation |
---|---|
bin | 1100101010000… |
… | …0001011011101 |
3 | 10200212222210011 |
4 | 3022200023131 |
5 | 102042204033 |
6 | 5133443221 |
7 | 1213133311 |
oct | 312401335 |
9 | 120788704 |
10 | 53084893 |
11 | 27a68514 |
12 | 15940511 |
13 | acc85a4 |
14 | 709bb41 |
15 | 49d8ccd |
hex | 32a02dd |
53084893 has 4 divisors (see below), whose sum is σ = 53610588. Its totient is φ = 52559200.
The previous prime is 53084869. The next prime is 53084909. The reversal of 53084893 is 39848035.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 38477209 + 14607684 = 6203^2 + 3822^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-53084893 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53081893) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262696 + ... + 262897.
It is an arithmetic number, because the mean of its divisors is an integer number (13402647).
Almost surely, 253084893 is an apocalyptic number.
It is an amenable number.
53084893 is a deficient number, since it is larger than the sum of its proper divisors (525695).
53084893 is a wasteful number, since it uses less digits than its factorization.
53084893 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 525694.
The product of its (nonzero) digits is 103680, while the sum is 40.
The square root of 53084893 is about 7285.9380315784. The cubic root of 53084893 is about 375.8290233849.
It can be divided in two parts, 5308 and 4893, that added together give a palindrome (10201).
The spelling of 53084893 in words is "fifty-three million, eighty-four thousand, eight hundred ninety-three".
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