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4006055 = 51942169
BaseRepresentation
bin1111010010000010100111
321112112021102
433102002213
52011143210
6221510315
746023314
oct17220247
97475242
104006055
112296899
12141239b
13aa3561
14763d0b
15541ea5
hex3d20a7

4006055 has 8 divisors (see below), whose sum is σ = 5060400. Its totient is φ = 3036096.

The previous prime is 4006039. The next prime is 4006063. The reversal of 4006055 is 5506004.

4006055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 4006055 - 24 = 4006039 is a prime.

It is a congruent number.

It is an unprimeable number.

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, 20990 + ... + 21179.

It is an arithmetic number, because the mean of its divisors is an integer number (632550).

Almost surely, 24006055 is an apocalyptic number.

4006055 is a deficient number, since it is larger than the sum of its proper divisors (1054345).

4006055 is a wasteful number, since it uses less digits than its factorization.

4006055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42193.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 4006055 is about 2001.5131775734. The cubic root of 4006055 is about 158.8201624263.

The spelling of 4006055 in words is "four million, six thousand, fifty-five".

Divisors: 1 5 19 95 42169 210845 801211 4006055