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4881005 = 519191269
BaseRepresentation
bin10010100111101001101101
3100011222110222
4102213221231
52222143010
6252341125
756326223
oct22475155
910158428
104881005
112834198
1217747a5
13101b88c
14910b13
15666355
hex4a7a6d

4881005 has 16 divisors (see below), whose sum is σ = 6220800. Its totient is φ = 3666240.

The previous prime is 4881001. The next prime is 4881007. The reversal of 4881005 is 5001884.

It is not a de Polignac number, because 4881005 - 22 = 4881001 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4881001) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 18011 + ... + 18279.

It is an arithmetic number, because the mean of its divisors is an integer number (388800).

Almost surely, 24881005 is an apocalyptic number.

It is an amenable number.

4881005 is a deficient number, since it is larger than the sum of its proper divisors (1339795).

4881005 is a wasteful number, since it uses less digits than its factorization.

4881005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484.

The product of its (nonzero) digits is 1280, while the sum is 26.

The square root of 4881005 is about 2209.2996627891. The cubic root of 4881005 is about 169.6301648650.

Adding to 4881005 its reverse (5001884), we get a palindrome (9882889).

The spelling of 4881005 in words is "four million, eight hundred eighty-one thousand, five".

Divisors: 1 5 19 95 191 269 955 1345 3629 5111 18145 25555 51379 256895 976201 4881005