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551335045 = 51019108211
BaseRepresentation
bin100000110111001…
…011010010000101
31102102102201111111
4200313023102011
52112120210140
6130413005021
716443161542
oct4067132205
91372381444
10551335045
1126323a1a8
12134783771
138a2ba071
1453319bc9
15336087ea
hex20dcb485

551335045 has 8 divisors (see below), whose sum is σ = 662257440. Its totient is φ = 440631120.

The previous prime is 551335013. The next prime is 551335049. The reversal of 551335045 is 540533155.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 551335045 - 25 = 551335013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 551334998 and 551335016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551335049) 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 7 ways as a sum of consecutive naturals, for example, 49011 + ... + 59200.

It is an arithmetic number, because the mean of its divisors is an integer number (82782180).

Almost surely, 2551335045 is an apocalyptic number.

It is an amenable number.

551335045 is a deficient number, since it is larger than the sum of its proper divisors (110922395).

551335045 is a wasteful number, since it uses less digits than its factorization.

551335045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109235.

The product of its (nonzero) digits is 22500, while the sum is 31.

The square root of 551335045 is about 23480.5248024826. The cubic root of 551335045 is about 819.9836626727.

The spelling of 551335045 in words is "five hundred fifty-one million, three hundred thirty-five thousand, forty-five".

Divisors: 1 5 1019 5095 108211 541055 110267009 551335045