[go: up one dir, main page]

Search a number
-
+
1241331 = 37134547
BaseRepresentation
bin100101111000011110011
32100001210020
410233003303
5304210311
642334523
713360020
oct4570363
92301706
101241331
117786a3
124ba443
13346020
14244547
15197c06
hex12f0f3

1241331 has 16 divisors (see below), whose sum is σ = 2037504. Its totient is φ = 654624.

The previous prime is 1241321. The next prime is 1241341. The reversal of 1241331 is 1331421.

It is an interprime number because it is at equal distance from previous prime (1241321) and next prime (1241341).

It is not a de Polignac number, because 1241331 - 26 = 1241267 is a prime.

It is a super-2 number, since 2×12413312 = 3081805303122, which contains 22 as substring.

1241331 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1241331.

It is not an unprimeable number, because it can be changed into a prime (1241321) 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, 2001 + ... + 2546.

It is an arithmetic number, because the mean of its divisors is an integer number (127344).

21241331 is an apocalyptic number.

1241331 is a deficient number, since it is larger than the sum of its proper divisors (796173).

1241331 is a wasteful number, since it uses less digits than its factorization.

1241331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4570.

The product of its digits is 72, while the sum is 15.

The square root of 1241331 is about 1114.1503489206. The cubic root of 1241331 is about 107.4721326720.

Adding to 1241331 its reverse (1331421), we get a palindrome (2572752).

The spelling of 1241331 in words is "one million, two hundred forty-one thousand, three hundred thirty-one".

Divisors: 1 3 7 13 21 39 91 273 4547 13641 31829 59111 95487 177333 413777 1241331