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550005061 = 8316194093
BaseRepresentation
bin100000110010000…
…110100101000101
31102022221011002211
4200302012211011
52111300130221
6130324303421
716425652204
oct4062064505
91368834084
10550005061
11262510a41
12134241b71
1389c428a8
145309123b
15334446e1
hex20c86945

550005061 has 8 divisors (see below), whose sum is σ = 557111520. Its totient is φ = 542910192.

The previous prime is 550005059. The next prime is 550005083. The reversal of 550005061 is 160500055.

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

It is a cyclic number.

It is not a de Polignac number, because 550005061 - 21 = 550005059 is a prime.

It is a super-2 number, since 2×5500050612 = 605011134251227442, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550005091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132331 + ... + 136423.

It is an arithmetic number, because the mean of its divisors is an integer number (69638940).

Almost surely, 2550005061 is an apocalyptic number.

It is an amenable number.

550005061 is a deficient number, since it is larger than the sum of its proper divisors (7106459).

550005061 is a wasteful number, since it uses less digits than its factorization.

550005061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5795.

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 550005061 is about 23452.1866997515. The cubic root of 550005061 is about 819.3237836747.

The spelling of 550005061 in words is "five hundred fifty million, five thousand, sixty-one".

Divisors: 1 83 1619 4093 134377 339719 6626567 550005061