Base | Representation |
---|---|
bin | 100100111111110… |
… | …0101010000001000 |
3 | 10012111220212201122 |
4 | 1021333211100020 |
5 | 10020244420144 |
6 | 323103334412 |
7 | 42522522611 |
oct | 11177452010 |
9 | 3174825648 |
10 | 1241404424 |
11 | 587816577 |
12 | 2a78b1408 |
13 | 16a260340 |
14 | bac2ac08 |
15 | 73eb87ee |
hex | 49fe5408 |
1241404424 has 48 divisors (see below), whose sum is σ = 2590359660. Its totient is φ = 554428800.
The previous prime is 1241404403. The next prime is 1241404429. The reversal of 1241404424 is 4244041421.
It can be written as a sum of positive squares in 2 ways, for example, as 1227100900 + 14303524 = 35030^2 + 3782^2 .
It is a Harshad number since it is a multiple of its sum of digits (26).
It is a junction number, because it is equal to n+sod(n) for n = 1241404393 and 1241404402.
It is not an unprimeable number, because it can be changed into a prime (1241404429) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 93734 + ... + 106154.
Almost surely, 21241404424 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1241404424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1295179830).
1241404424 is an abundant number, since it is smaller than the sum of its proper divisors (1348955236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1241404424 is a wasteful number, since it uses less digits than its factorization.
1241404424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12502 (or 12467 counting only the distinct ones).
The product of its (nonzero) digits is 4096, while the sum is 26.
The square root of 1241404424 is about 35233.5695608606. The cubic root of 1241404424 is about 1074.7425160140.
Adding to 1241404424 its reverse (4244041421), we get a palindrome (5485445845).
The spelling of 1241404424 in words is "one billion, two hundred forty-one million, four hundred four thousand, four hundred twenty-four".
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