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3003139 = 5356663
BaseRepresentation
bin1011011101001100000011
312122120112101
423131030003
51232100024
6144211231
734345336
oct13351403
95576471
103003139
111771337
121009b17
13811c09
1458261d
153e4c44
hex2dd303

3003139 has 4 divisors (see below), whose sum is σ = 3059856. Its totient is φ = 2946424.

The previous prime is 3003131. The next prime is 3003149. The reversal of 3003139 is 9313003.

It is a happy number.

3003139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 3003139 - 23 = 3003131 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3003131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28279 + ... + 28384.

It is an arithmetic number, because the mean of its divisors is an integer number (764964).

Almost surely, 23003139 is an apocalyptic number.

3003139 is a deficient number, since it is larger than the sum of its proper divisors (56717).

3003139 is an equidigital number, since it uses as much as digits as its factorization.

3003139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56716.

The product of its (nonzero) digits is 243, while the sum is 19.

The square root of 3003139 is about 1732.9567219062. The cubic root of 3003139 is about 144.2752419566.

The spelling of 3003139 in words is "three million, three thousand, one hundred thirty-nine".

Divisors: 1 53 56663 3003139