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552205147 = 1342477319
BaseRepresentation
bin100000111010011…
…111101101011011
31102111001221001111
4200322133231123
52112331031042
6130443401151
716453444354
oct4072375533
91374057044
10552205147
1126378399a
12134b231b7
138a533110
14534a4d2b
153372b517
hex20e9fb5b

552205147 has 4 divisors (see below), whose sum is σ = 594682480. Its totient is φ = 509727816.

The previous prime is 552205141. The next prime is 552205219. The reversal of 552205147 is 741502255.

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

It is a de Polignac number, because none of the positive numbers 2k-552205147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (552205141) 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, 21238647 + ... + 21238672.

It is an arithmetic number, because the mean of its divisors is an integer number (148670620).

Almost surely, 2552205147 is an apocalyptic number.

552205147 is a deficient number, since it is larger than the sum of its proper divisors (42477333).

552205147 is a wasteful number, since it uses less digits than its factorization.

552205147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42477332.

The product of its (nonzero) digits is 14000, while the sum is 31.

The square root of 552205147 is about 23499.0456614731. The cubic root of 552205147 is about 820.4147946036.

The spelling of 552205147 in words is "five hundred fifty-two million, two hundred five thousand, one hundred forty-seven".

Divisors: 1 13 42477319 552205147