Search a number
-
+
3010005 = 32566889
BaseRepresentation
bin1011011110110111010101
312122220221200
423132313111
51232310010
6144303113
734404345
oct13366725
95586850
103010005
111776509
121011a99
1381508b
14584d25
153e6cc0
hex2dedd5

3010005 has 12 divisors (see below), whose sum is σ = 5217420. Its totient is φ = 1605312.

The previous prime is 3010001. The next prime is 3010013. The reversal of 3010005 is 5000103.

It can be written as a sum of positive squares in 2 ways, for example, as 1179396 + 1830609 = 1086^2 + 1353^2 .

It is not a de Polignac number, because 3010005 - 22 = 3010001 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3010001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33400 + ... + 33489.

It is an arithmetic number, because the mean of its divisors is an integer number (434785).

Almost surely, 23010005 is an apocalyptic number.

It is an amenable number.

3010005 is a deficient number, since it is larger than the sum of its proper divisors (2207415).

3010005 is a wasteful number, since it uses less digits than its factorization.

3010005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66900 (or 66897 counting only the distinct ones).

The product of its (nonzero) digits is 15, while the sum is 9.

The square root of 3010005 is about 1734.9365982652. The cubic root of 3010005 is about 144.3851092039.

Adding to 3010005 its reverse (5000103), we get a palindrome (8010108).

The spelling of 3010005 in words is "three million, ten thousand, five".

Divisors: 1 3 5 9 15 45 66889 200667 334445 602001 1003335 3010005