Base | Representation |
---|---|
bin | 11110001011110… |
… | …01101001110110 |
3 | 122122110011010001 |
4 | 33011321221312 |
5 | 1004310030420 |
6 | 41043021514 |
7 | 6163131214 |
oct | 1705715166 |
9 | 578404101 |
10 | 253205110 |
11 | 11aa22824 |
12 | 7096a89a |
13 | 405c5512 |
14 | 258b1cb4 |
15 | 17368b0a |
hex | f179a76 |
253205110 has 16 divisors (see below), whose sum is σ = 456141456. Its totient is φ = 101199328.
The previous prime is 253205101. The next prime is 253205111. The reversal of 253205110 is 11502352.
It is a super-2 number, since 2×2532051102 = 128225655460224200, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (253205111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3384 + ... + 22756.
It is an arithmetic number, because the mean of its divisors is an integer number (28508841).
Almost surely, 2253205110 is an apocalyptic number.
253205110 is a deficient number, since it is larger than the sum of its proper divisors (202936346).
253205110 is a wasteful number, since it uses less digits than its factorization.
253205110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20687.
The product of its (nonzero) digits is 300, while the sum is 19.
The square root of 253205110 is about 15912.4199919434. The cubic root of 253205110 is about 632.6412251630.
Adding to 253205110 its reverse (11502352), we get a palindrome (264707462).
The spelling of 253205110 in words is "two hundred fifty-three million, two hundred five thousand, one hundred ten".
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