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2008312606 = 21004156303
BaseRepresentation
bin111011110110100…
…0110101100011110
312011221222211222101
41313231012230132
513103112000411
6531141035314
7100524242536
oct16755065436
95157884871
102008312606
11940704a93
124806b5b3a
132600c7b71
14150a204c6
15bb4a58c1
hex77b46b1e

2008312606 has 4 divisors (see below), whose sum is σ = 3012468912. Its totient is φ = 1004156302.

The previous prime is 2008312589. The next prime is 2008312609. The reversal of 2008312606 is 6062138002.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6062138002 = 23031069001.

It is a super-2 number, since 2×20083126062 = 8066639046837022472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2008312609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502078150 + ... + 502078153.

It is an arithmetic number, because the mean of its divisors is an integer number (753117228).

Almost surely, 22008312606 is an apocalyptic number.

2008312606 is a deficient number, since it is larger than the sum of its proper divisors (1004156306).

2008312606 is a wasteful number, since it uses less digits than its factorization.

2008312606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1004156305.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 2008312606 is about 44814.2009412195. The cubic root of 2008312606 is about 1261.6641750152.

The spelling of 2008312606 in words is "two billion, eight million, three hundred twelve thousand, six hundred six".

Divisors: 1 2 1004156303 2008312606