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55140106 = 278294751
BaseRepresentation
bin1101001001010…
…1111100001010
310211202102000011
43102111330022
5103103440411
65245502134
71236453220
oct322257412
9124672004
1055140106
112914163a
121657194a
13b567ba8
147474b10
154c92c21
hex3495f0a

55140106 has 16 divisors (see below), whose sum is σ = 94659840. Its totient is φ = 23598000.

The previous prime is 55140079. The next prime is 55140119. The reversal of 55140106 is 60104155.

55140106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 9231 + ... + 13981.

It is an arithmetic number, because the mean of its divisors is an integer number (5916240).

Almost surely, 255140106 is an apocalyptic number.

55140106 is a deficient number, since it is larger than the sum of its proper divisors (39519734).

55140106 is a wasteful number, since it uses less digits than its factorization.

55140106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5589.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 55140106 is about 7425.6384237317. The cubic root of 55140106 is about 380.6178913293.

The spelling of 55140106 in words is "fifty-five million, one hundred forty thousand, one hundred six".

Divisors: 1 2 7 14 829 1658 4751 5803 9502 11606 33257 66514 3938579 7877158 27570053 55140106