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553052806 = 21716399793
BaseRepresentation
bin100000111101101…
…110101010000110
31102112122222211021
4200331232222012
52113040142211
6130513501354
716463604565
oct4075565206
91375588737
10553052806
11264202839
1213527185a
138a76bba7
1453645bdc
1533847771
hex20f6ea86

553052806 has 16 divisors (see below), whose sum is σ = 883775664. Its totient is φ = 258660864.

The previous prime is 553052791. The next prime is 553052831. The reversal of 553052806 is 608250355.

It is a happy number.

553052806 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44355 + ... + 55438.

It is an arithmetic number, because the mean of its divisors is an integer number (55235979).

Almost surely, 2553052806 is an apocalyptic number.

553052806 is a deficient number, since it is larger than the sum of its proper divisors (330722858).

553052806 is a wasteful number, since it uses less digits than its factorization.

553052806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99975.

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 553052806 is about 23517.0747755753. The cubic root of 553052806 is about 820.8343708256.

The spelling of 553052806 in words is "five hundred fifty-three million, fifty-two thousand, eight hundred six".

Divisors: 1 2 17 34 163 326 2771 5542 99793 199586 1696481 3392962 16266259 32532518 276526403 553052806