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5042005 = 51008401
BaseRepresentation
bin10011001110111101010101
3100111011022221
4103032331111
52242321010
6300022341
760566503
oct23167525
910434287
105042005
112934151
1218319b1
131076c47
14953673
15698dda
hex4cef55

5042005 has 4 divisors (see below), whose sum is σ = 6050412. Its totient is φ = 4033600.

The previous prime is 5041999. The next prime is 5042029. The reversal of 5042005 is 5002405.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3694084 + 1347921 = 1922^2 + 1161^2 .

It is not a de Polignac number, because 5042005 - 29 = 5041493 is a prime.

It is a Duffinian number.

5042005 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 5042005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 504196 + ... + 504205.

It is an arithmetic number, because the mean of its divisors is an integer number (1512603).

Almost surely, 25042005 is an apocalyptic number.

It is an amenable number.

5042005 is a deficient number, since it is larger than the sum of its proper divisors (1008407).

5042005 is a wasteful number, since it uses less digits than its factorization.

5042005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1008406.

The product of its (nonzero) digits is 200, while the sum is 16.

The square root of 5042005 is about 2245.4409366536. The cubic root of 5042005 is about 171.4751102152.

The spelling of 5042005 in words is "five million, forty-two thousand, five".

Divisors: 1 5 1008401 5042005