Base | Representation |
---|---|
bin | 100101111000010100101 |
3 | 2100001200100 |
4 | 10233002211 |
5 | 304210003 |
6 | 42334313 |
7 | 13356546 |
oct | 4570245 |
9 | 2301610 |
10 | 1241253 |
11 | 778632 |
12 | 4ba399 |
13 | 345c90 |
14 | 2444cd |
15 | 197ba3 |
hex | 12f0a5 |
1241253 has 18 divisors (see below), whose sum is σ = 1949766. Its totient is φ = 756432.
The previous prime is 1241249. The next prime is 1241257. The reversal of 1241253 is 3521421.
It is an interprime number because it is at equal distance from previous prime (1241249) and next prime (1241257).
It can be written as a sum of positive squares in only one way, i.e., 859329 + 381924 = 927^2 + 618^2 .
It is not a de Polignac number, because 1241253 - 22 = 1241249 is a prime.
It is a Smith number, since the sum of its digits (18) coincides with the sum of the digits of its prime factors.
It is an Ulam number.
It is a plaindrome in base 14.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1241257) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 12000 + ... + 12102.
21241253 is an apocalyptic number.
1241253 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
1241253 is a deficient number, since it is larger than the sum of its proper divisors (708513).
1241253 is a wasteful number, since it uses less digits than its factorization.
1241253 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 225 (or 119 counting only the distinct ones).
The product of its digits is 240, while the sum is 18.
The square root of 1241253 is about 1114.1153441184. The cubic root of 1241253 is about 107.4698815931.
Adding to 1241253 its reverse (3521421), we get a palindrome (4762674).
The spelling of 1241253 in words is "one million, two hundred forty-one thousand, two hundred fifty-three".
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