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4163055 = 351337577
BaseRepresentation
bin1111111000010111101111
321211111122020
433320113233
52031204210
6225121223
750246121
oct17702757
97744566
104163055
112393846
121489213
13b29b60
147a5211
15573770
hex3f85ef

4163055 has 32 divisors (see below), whose sum is σ = 7379904. Its totient is φ = 1990656.

The previous prime is 4163051. The next prime is 4163077. The reversal of 4163055 is 5503614.

4163055 is a nontrivial binomial coefficient, being equal to C(2886, 2).

It is not a de Polignac number, because 4163055 - 22 = 4163051 is a prime.

4163055 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4163051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6927 + ... + 7503.

It is an arithmetic number, because the mean of its divisors is an integer number (230622).

Almost surely, 24163055 is an apocalyptic number.

4163055 is the 2885-th triangular number and also the 1443-rd hexagonal number.

4163055 is a deficient number, since it is larger than the sum of its proper divisors (3216849).

4163055 is a wasteful number, since it uses less digits than its factorization.

4163055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 4163055 is about 2040.3565864819. The cubic root of 4163055 is about 160.8683903165.

Adding to 4163055 its reverse (5503614), we get a palindrome (9666669).

The spelling of 4163055 in words is "four million, one hundred sixty-three thousand, fifty-five".

Divisors: 1 3 5 13 15 37 39 65 111 185 195 481 555 577 1443 1731 2405 2885 7215 7501 8655 21349 22503 37505 64047 106745 112515 277537 320235 832611 1387685 4163055