Search a number
-
+
1201433 = 3733221
BaseRepresentation
bin100100101010100011001
32021001001112
410211110121
5301421213
641430105
713132502
oct4452431
92231045
101201433
11750722
1249b335
13330b0c
14233ba9
1518aea8
hex125519

1201433 has 4 divisors (see below), whose sum is σ = 1205028. Its totient is φ = 1197840.

The previous prime is 1201381. The next prime is 1201439. The reversal of 1201433 is 3341021.

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 795664 + 405769 = 892^2 + 637^2 .

It is a cyclic number.

It is not a de Polignac number, because 1201433 - 212 = 1197337 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 (1201439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1238 + ... + 1983.

It is an arithmetic number, because the mean of its divisors is an integer number (301257).

21201433 is an apocalyptic number.

It is an amenable number.

1201433 is a deficient number, since it is larger than the sum of its proper divisors (3595).

1201433 is an equidigital number, since it uses as much as digits as its factorization.

1201433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3594.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1201433 is about 1096.0989918798. The cubic root of 1201433 is about 106.3081398065.

Adding to 1201433 its reverse (3341021), we get a palindrome (4542454).

The spelling of 1201433 in words is "one million, two hundred one thousand, four hundred thirty-three".

Divisors: 1 373 3221 1201433