Base | Representation |
---|---|
bin | 1100110110010… |
… | …0100110101101 |
3 | 10202101212102200 |
4 | 3031210212231 |
5 | 102243430303 |
6 | 5203012113 |
7 | 1223024052 |
oct | 315444655 |
9 | 122355380 |
10 | 53889453 |
11 | 28467a42 |
12 | 1606a039 |
13 | b21a867 |
14 | 722b029 |
15 | 4ae73a3 |
hex | 33649ad |
53889453 has 24 divisors (see below), whose sum is σ = 84770400. Its totient is φ = 32858784.
The previous prime is 53889419. The next prime is 53889461. The reversal of 53889453 is 35498835.
It is a happy number.
It is not a de Polignac number, because 53889453 - 26 = 53889389 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 53889399 and 53889408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53889463) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 475 + ... + 10392.
It is an arithmetic number, because the mean of its divisors is an integer number (3532100).
Almost surely, 253889453 is an apocalyptic number.
It is an amenable number.
53889453 is a deficient number, since it is larger than the sum of its proper divisors (30880947).
53889453 is a wasteful number, since it uses less digits than its factorization.
53889453 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10921 (or 10918 counting only the distinct ones).
The product of its digits is 518400, while the sum is 45.
The square root of 53889453 is about 7340.9436041969. The cubic root of 53889453 is about 377.7182119240.
It can be divided in two parts, 5388 and 9453, that added together give a palindrome (14841).
The spelling of 53889453 in words is "fifty-three million, eight hundred eighty-nine thousand, four hundred fifty-three".
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