Base | Representation |
---|---|
bin | 11110000011101… |
… | …10010111000011 |
3 | 122120110012020020 |
4 | 33001312113003 |
5 | 1004022034133 |
6 | 41004144523 |
7 | 6151115625 |
oct | 1701662703 |
9 | 576405206 |
10 | 252143043 |
11 | 11a367889 |
12 | 70538143 |
13 | 40312c89 |
14 | 256b6c15 |
15 | 172090b3 |
hex | f0765c3 |
252143043 has 16 divisors (see below), whose sum is σ = 356050176. Its totient is φ = 158384160.
The previous prime is 252143029. The next prime is 252143083. The reversal of 252143043 is 340341252.
It is not a de Polignac number, because 252143043 - 25 = 252143011 is a prime.
It is a super-2 number, since 2×2521430432 = 127152228266599698, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (252143083) 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, 22648 + ... + 31893.
It is an arithmetic number, because the mean of its divisors is an integer number (22253136).
Almost surely, 2252143043 is an apocalyptic number.
252143043 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
252143043 is a deficient number, since it is larger than the sum of its proper divisors (103907133).
252143043 is a wasteful number, since it uses less digits than its factorization.
252143043 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54634.
The product of its (nonzero) digits is 2880, while the sum is 24.
The square root of 252143043 is about 15879.0126582228. The cubic root of 252143043 is about 631.7554492003.
Adding to 252143043 its reverse (340341252), we get a palindrome (592484295).
The spelling of 252143043 in words is "two hundred fifty-two million, one hundred forty-three thousand, forty-three".
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