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552541393 = 617895529
BaseRepresentation
bin100000111011110…
…001110011010001
31102111201000022001
4200323301303101
52112422311033
6130454514001
716456344565
oct4073616321
91374630261
10552541393
11263993588
12135065901
138a620191
14535516a5
1533795e7d
hex20ef1cd1

552541393 has 4 divisors (see below), whose sum is σ = 553437540. Its totient is φ = 551645248.

The previous prime is 552541343. The next prime is 552541399. The reversal of 552541393 is 393145255.

552541393 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 69772609 + 482768784 = 8353^2 + 21972^2 .

It is a cyclic number.

It is not a de Polignac number, because 552541393 - 225 = 518986961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (552541399) 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, 447148 + ... + 448381.

It is an arithmetic number, because the mean of its divisors is an integer number (138359385).

Almost surely, 2552541393 is an apocalyptic number.

It is an amenable number.

552541393 is a deficient number, since it is larger than the sum of its proper divisors (896147).

552541393 is an equidigital number, since it uses as much as digits as its factorization.

552541393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896146.

The product of its digits is 81000, while the sum is 37.

The square root of 552541393 is about 23506.1990334465. The cubic root of 552541393 is about 820.5812817757.

The spelling of 552541393 in words is "five hundred fifty-two million, five hundred forty-one thousand, three hundred ninety-three".

Divisors: 1 617 895529 552541393