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550045534 = 21489184703
BaseRepresentation
bin100000110010010…
…000011101011110
31102100000012121211
4200302100131132
52111302424114
6130325215034
716426211203
oct4062203536
91370005554
10550045534
11262539395
1213426147a
1389c5813c
14530a1caa
15334516c4
hex20c9075e

550045534 has 8 divisors (see below), whose sum is σ = 825626880. Its totient is φ = 274836576.

The previous prime is 550045511. The next prime is 550045537. The reversal of 550045534 is 435540055.

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

It is a junction number, because it is equal to n+sod(n) for n = 550045496 and 550045505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550045537) 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 3 ways as a sum of consecutive naturals, for example, 89374 + ... + 95329.

It is an arithmetic number, because the mean of its divisors is an integer number (103203360).

Almost surely, 2550045534 is an apocalyptic number.

550045534 is a deficient number, since it is larger than the sum of its proper divisors (275581346).

550045534 is a wasteful number, since it uses less digits than its factorization.

550045534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186194.

The product of its (nonzero) digits is 30000, while the sum is 31.

The square root of 550045534 is about 23453.0495671672. The cubic root of 550045534 is about 819.3438802644.

Adding to 550045534 its reverse (435540055), we get a palindrome (985585589).

The spelling of 550045534 in words is "five hundred fifty million, forty-five thousand, five hundred thirty-four".

Divisors: 1 2 1489 2978 184703 369406 275022767 550045534