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552126931 is a prime number
BaseRepresentation
bin100000111010001…
…100100111010011
31102110220221202121
4200322030213103
52112321030211
6130441555111
716453000336
oct4072144723
91373827677
10552126931
11263730154
12134aa5a97
138a506635
145348461d
1533713271
hex20e8c9d3

552126931 has 2 divisors, whose sum is σ = 552126932. Its totient is φ = 552126930.

The previous prime is 552126881. The next prime is 552126941. The reversal of 552126931 is 139621255.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 552126931 - 225 = 518572499 is a prime.

It is a super-2 number, since 2×5521269312 = 609688295870957522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (552126941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276063465 + 276063466.

It is an arithmetic number, because the mean of its divisors is an integer number (276063466).

Almost surely, 2552126931 is an apocalyptic number.

552126931 is a deficient number, since it is larger than the sum of its proper divisors (1).

552126931 is an equidigital number, since it uses as much as digits as its factorization.

552126931 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16200, while the sum is 34.

The square root of 552126931 is about 23497.3813647393. The cubic root of 552126931 is about 820.3760574339.

The spelling of 552126931 in words is "five hundred fifty-two million, one hundred twenty-six thousand, nine hundred thirty-one".