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552452243 = 778921749
BaseRepresentation
bin100000111011011…
…100000010010011
31102111112111000012
4200323130002103
52112411432433
6130452545135
716455523640
oct4073340223
91374474005
10552452243
11263932602
121350221ab
138a5bb725
145352adc7
1533779848
hex20edc093

552452243 has 4 divisors (see below), whose sum is σ = 631374000. Its totient is φ = 473530488.

The previous prime is 552452237. The next prime is 552452273. The reversal of 552452243 is 342254255.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 552452243 - 210 = 552451219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (552452273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39460868 + ... + 39460881.

It is an arithmetic number, because the mean of its divisors is an integer number (157843500).

Almost surely, 2552452243 is an apocalyptic number.

552452243 is a deficient number, since it is larger than the sum of its proper divisors (78921757).

552452243 is an equidigital number, since it uses as much as digits as its factorization.

552452243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78921756.

The product of its digits is 48000, while the sum is 32.

The square root of 552452243 is about 23504.3026486641. The cubic root of 552452243 is about 820.5371470695.

The spelling of 552452243 in words is "five hundred fifty-two million, four hundred fifty-two thousand, two hundred forty-three".

Divisors: 1 7 78921749 552452243