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5550005061 = 3578729021
BaseRepresentation
bin1010010101100111…
…00101101101000101
3112022210022110200000
411022303211231011
542331300130221
62314415511513
7254351156526
oct51263455505
915283273600
105550005061
112398918a47
1210aa828599
136a5aa1483
143a915284d
1522739ae26
hex14ace5b45

5550005061 has 24 divisors (see below), whose sum is σ = 8324438304. Its totient is φ = 3695174640.

The previous prime is 5550005047. The next prime is 5550005101. The reversal of 5550005061 is 1605000555.

5550005061 is a `hidden beast` number, since 5 + 550 + 0 + 0 + 50 + 61 = 666.

It is not a de Polignac number, because 5550005061 - 26 = 5550004997 is a prime.

It is a super-2 number, since 2×55500050612 = 61605112354251227442, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5550003061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 176731 + ... + 205751.

It is an arithmetic number, because the mean of its divisors is an integer number (346851596).

Almost surely, 25550005061 is an apocalyptic number.

It is an amenable number.

5550005061 is a deficient number, since it is larger than the sum of its proper divisors (2774433243).

5550005061 is an equidigital number, since it uses as much as digits as its factorization.

5550005061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29823 (or 29811 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 27.

The square root of 5550005061 is about 74498.3560959569. The cubic root of 5550005061 is about 1770.5075907047.

The spelling of 5550005061 in words is "five billion, five hundred fifty million, five thousand, sixty-one".

Divisors: 1 3 9 27 81 243 787 2361 7083 21249 29021 63747 87063 191241 261189 783567 2350701 7052103 22839527 68518581 205555743 616667229 1850001687 5550005061