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2008331 = 13154487
BaseRepresentation
bin111101010010100001011
310210000220122
413222110023
51003231311
6111013455
723033123
oct7522413
93700818
102008331
111151986
1280a28b
13554180
143a3c83
1529a0db
hex1ea50b

2008331 has 4 divisors (see below), whose sum is σ = 2162832. Its totient is φ = 1853832.

The previous prime is 2008327. The next prime is 2008333. The reversal of 2008331 is 1338002.

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 2008331 - 22 = 2008327 is a prime.

It is a super-2 number, since 2×20083312 = 8066786811122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2008333) 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, 77231 + ... + 77256.

It is an arithmetic number, because the mean of its divisors is an integer number (540708).

22008331 is an apocalyptic number.

2008331 is a deficient number, since it is larger than the sum of its proper divisors (154501).

2008331 is a wasteful number, since it uses less digits than its factorization.

2008331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154500.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2008331 is about 1417.1559547206. The cubic root of 2008331 is about 126.1668026836.

The spelling of 2008331 in words is "two million, eight thousand, three hundred thirty-one".

Divisors: 1 13 154487 2008331