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553241 = 1342557
BaseRepresentation
bin10000111000100011001
31001002220102
42013010121
5120200431
615505145
74462643
oct2070431
91032812
10553241
11348727
122281b5
13164a80
14105893
15addcb
hex87119

553241 has 4 divisors (see below), whose sum is σ = 595812. Its totient is φ = 510672.

The previous prime is 553229. The next prime is 553249. The reversal of 553241 is 142355.

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 355216 + 198025 = 596^2 + 445^2 .

It is a cyclic number.

It is not a de Polignac number, because 553241 - 210 = 552217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (553249) 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, 21266 + ... + 21291.

It is an arithmetic number, because the mean of its divisors is an integer number (148953).

2553241 is an apocalyptic number.

It is an amenable number.

553241 is a deficient number, since it is larger than the sum of its proper divisors (42571).

553241 is a wasteful number, since it uses less digits than its factorization.

553241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42570.

The product of its digits is 600, while the sum is 20.

The square root of 553241 is about 743.8017208907. The cubic root of 553241 is about 82.0927465363.

Adding to 553241 its reverse (142355), we get a palindrome (695596).

The spelling of 553241 in words is "five hundred fifty-three thousand, two hundred forty-one".

Divisors: 1 13 42557 553241