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550020411 = 32186132839
BaseRepresentation
bin100000110010001…
…010010100111011
31102022221221011100
4200302022110323
52111301123121
6130324502443
716426045023
oct4062122473
91368857140
10550020411
11262521526
1213424aa23
1389c49885
1453096a83
1533449026
hex20c8a53b

550020411 has 12 divisors (see below), whose sum is σ = 794925040. Its totient is φ = 366472080.

The previous prime is 550020407. The next prime is 550020433. The reversal of 550020411 is 114020055.

It is not a de Polignac number, because 550020411 - 22 = 550020407 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550020481) 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 11 ways as a sum of consecutive naturals, for example, 330 + ... + 33168.

Almost surely, 2550020411 is an apocalyptic number.

550020411 is a deficient number, since it is larger than the sum of its proper divisors (244904629).

550020411 is a wasteful number, since it uses less digits than its factorization.

550020411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34706 (or 34703 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 550020411 is about 23452.5139590620. The cubic root of 550020411 is about 819.3314057277.

Adding to 550020411 its reverse (114020055), we get a palindrome (664040466).

The spelling of 550020411 in words is "five hundred fifty million, twenty thousand, four hundred eleven".

Divisors: 1 3 9 1861 5583 16749 32839 98517 295551 61113379 183340137 550020411