Base | Representation |
---|---|
bin | 11110001010011… |
… | …11111110100001 |
3 | 122122010110221111 |
4 | 33011033332201 |
5 | 1004234100101 |
6 | 41035223321 |
7 | 6161520424 |
oct | 1705177641 |
9 | 578113844 |
10 | 253034401 |
11 | 11a916544 |
12 | 708a7b41 |
13 | 405658c9 |
14 | 258699bb |
15 | 17333251 |
hex | f14ffa1 |
253034401 has 4 divisors (see below), whose sum is σ = 253074052. Its totient is φ = 252994752.
The previous prime is 253034359. The next prime is 253034407. The reversal of 253034401 is 104430352.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 66438801 + 186595600 = 8151^2 + 13660^2 .
It is a cyclic number.
It is not a de Polignac number, because 253034401 - 219 = 252510113 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (253034407) 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 3 ways as a sum of consecutive naturals, for example, 7836 + ... + 23821.
It is an arithmetic number, because the mean of its divisors is an integer number (63268513).
Almost surely, 2253034401 is an apocalyptic number.
It is an amenable number.
253034401 is a deficient number, since it is larger than the sum of its proper divisors (39651).
253034401 is an equidigital number, since it uses as much as digits as its factorization.
253034401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39650.
The product of its (nonzero) digits is 1440, while the sum is 22.
The square root of 253034401 is about 15907.0550699996. The cubic root of 253034401 is about 632.4990191989.
Adding to 253034401 its reverse (104430352), we get a palindrome (357464753).
The spelling of 253034401 in words is "two hundred fifty-three million, thirty-four thousand, four hundred one".
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