Base | Representation |
---|---|
bin | 11110001101101… |
… | …10000000101011 |
3 | 122122220201020101 |
4 | 33012312000223 |
5 | 1004340433311 |
6 | 41052210231 |
7 | 6165211036 |
oct | 1706660053 |
9 | 578821211 |
10 | 253452331 |
11 | 120081540 |
12 | 70a69977 |
13 | 40680bc2 |
14 | 2593801d |
15 | 173b6ec1 |
hex | f1b602b |
253452331 has 16 divisors (see below), whose sum is σ = 287197920. Its totient is φ = 221633280.
The previous prime is 253452323. The next prime is 253452349. The reversal of 253452331 is 133254352.
253452331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 253452331 - 23 = 253452323 is a prime.
It is a super-2 number, since 2×2534523312 = 128476168178667122, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 253452331.
It is not an unprimeable number, because it can be changed into a prime (253452301) 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, 32725 + ... + 39721.
It is an arithmetic number, because the mean of its divisors is an integer number (17949870).
Almost surely, 2253452331 is an apocalyptic number.
253452331 is a deficient number, since it is larger than the sum of its proper divisors (33745589).
253452331 is a wasteful number, since it uses less digits than its factorization.
253452331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7134.
The product of its digits is 10800, while the sum is 28.
The square root of 253452331 is about 15920.1862740359. The cubic root of 253452331 is about 632.8470547663.
The spelling of 253452331 in words is "two hundred fifty-three million, four hundred fifty-two thousand, three hundred thirty-one".
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