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3005513 = 7283739
BaseRepresentation
bin1011011101110001001001
312122200210022
423131301021
51232134023
6144230225
734355300
oct13356111
95580708
103005513
1117730a5
12100b375
13813014
14583437
153e57c8
hex2ddc49

3005513 has 12 divisors (see below), whose sum is σ = 3543120. Its totient is φ = 2541672.

The previous prime is 3005507. The next prime is 3005521. The reversal of 3005513 is 3155003.

It is not a de Polignac number, because 3005513 - 26 = 3005449 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3005491 and 3005500.

It is not an unprimeable number, because it can be changed into a prime (3005503) 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, 3698 + ... + 4436.

It is an arithmetic number, because the mean of its divisors is an integer number (295260).

Almost surely, 23005513 is an apocalyptic number.

It is an amenable number.

3005513 is a deficient number, since it is larger than the sum of its proper divisors (537607).

3005513 is an equidigital number, since it uses as much as digits as its factorization.

3005513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836 (or 829 counting only the distinct ones).

The product of its (nonzero) digits is 225, while the sum is 17.

The square root of 3005513 is about 1733.6415431109. The cubic root of 3005513 is about 144.3132487679.

The spelling of 3005513 in words is "three million, five thousand, five hundred thirteen".

Divisors: 1 7 49 83 581 739 4067 5173 36211 61337 429359 3005513