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620008006 = 22731113513
BaseRepresentation
bin100100111101001…
…001001001000110
31121012122200002111
4210331021021012
52232210224011
6141304531234
721235660342
oct4475111106
91535580074
10620008006
11298a84212
12153780b1a
139b5b2857
145c4b4622
1539671121
hex24f49246

620008006 has 8 divisors (see below), whose sum is σ = 930360744. Its totient is φ = 309887760.

The previous prime is 620007991. The next prime is 620008007. The reversal of 620008006 is 600800026.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620008007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51295 + ... + 62218.

It is an arithmetic number, because the mean of its divisors is an integer number (116295093).

Almost surely, 2620008006 is an apocalyptic number.

620008006 is a deficient number, since it is larger than the sum of its proper divisors (310352738).

620008006 is a wasteful number, since it uses less digits than its factorization.

620008006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116246.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 620008006 is about 24899.9599598072. The cubic root of 620008006 is about 852.7055685981.

The spelling of 620008006 in words is "six hundred twenty million, eight thousand, six".

Divisors: 1 2 2731 5462 113513 227026 310004003 620008006