Base | Representation |
---|---|
bin | 1100101111001… |
… | …1010000100001 |
3 | 10201112021120120 |
4 | 3023303100201 |
5 | 102134101220 |
6 | 5145030453 |
7 | 1216051362 |
oct | 313632041 |
9 | 121467516 |
10 | 53425185 |
11 | 28180150 |
12 | 15a85429 |
13 | b0b7448 |
14 | 7149b69 |
15 | 4a54a40 |
hex | 32f3421 |
53425185 has 16 divisors (see below), whose sum is σ = 93251520. Its totient is φ = 25903040.
The previous prime is 53425181. The next prime is 53425189. The reversal of 53425185 is 58152435.
It is an interprime number because it is at equal distance from previous prime (53425181) and next prime (53425189).
It is not a de Polignac number, because 53425185 - 22 = 53425181 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is not an unprimeable number, because it can be changed into a prime (53425181) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161730 + ... + 162059.
It is an arithmetic number, because the mean of its divisors is an integer number (5828220).
Almost surely, 253425185 is an apocalyptic number.
53425185 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
53425185 is a deficient number, since it is larger than the sum of its proper divisors (39826335).
53425185 is a wasteful number, since it uses less digits than its factorization.
53425185 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 323808.
The product of its digits is 24000, while the sum is 33.
The square root of 53425185 is about 7309.2533818441. The cubic root of 53425185 is about 376.6303769391.
The spelling of 53425185 in words is "fifty-three million, four hundred twenty-five thousand, one hundred eighty-five".
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