Base | Representation |
---|---|
bin | 100110000110010010001 |
3 | 2100102111002 |
4 | 10300302101 |
5 | 304422101 |
6 | 42431345 |
7 | 13416440 |
oct | 4606221 |
9 | 2312432 |
10 | 1248401 |
11 | 782a40 |
12 | 502555 |
13 | 3492cb |
14 | 246d57 |
15 | 199d6b |
hex | 130c91 |
1248401 has 16 divisors (see below), whose sum is σ = 1609728. Its totient is φ = 939600.
The previous prime is 1248391. The next prime is 1248407. The reversal of 1248401 is 1048421.
It is a cyclic number.
It is not a de Polignac number, because 1248401 - 26 = 1248337 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1248407) 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, 2126 + ... + 2648.
It is an arithmetic number, because the mean of its divisors is an integer number (100608).
21248401 is an apocalyptic number.
1248401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1248401 is a deficient number, since it is larger than the sum of its proper divisors (361327).
1248401 is a wasteful number, since it uses less digits than its factorization.
1248401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 572.
The product of its (nonzero) digits is 256, while the sum is 20.
The square root of 1248401 is about 1117.3186653771. The cubic root of 1248401 is about 107.6757823544.
Adding to 1248401 its sum of digits (20), we get a palindrome (1248421).
The spelling of 1248401 in words is "one million, two hundred forty-eight thousand, four hundred one".
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