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7008024985 = 513797135277
BaseRepresentation
bin1101000011011010…
…11111100110011001
3200002101211112222221
412201231133212121
5103323023244420
63115222144041
7335444141503
oct64155374631
920071745887
107008024985
112a76935995
121436b82021
13878b85860
144a6a48d73
152b03a1caa
hex1a1b5f999

7008024985 has 16 divisors (see below), whose sum is σ = 9067954896. Its totient is φ = 5168625408.

The previous prime is 7008024943. The next prime is 7008025019. The reversal of 7008024985 is 5894208007.

It can be written as a sum of positive squares in 8 ways, for example, as 1764672064 + 5243352921 = 42008^2 + 72411^2 .

It is a cyclic number.

It is not a de Polignac number, because 7008024985 - 219 = 7007500697 is a prime.

It is a super-2 number, since 2×70080249852 = 98224828380768500450, which contains 22 as substring.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 15834 + ... + 119443.

It is an arithmetic number, because the mean of its divisors is an integer number (566747181).

Almost surely, 27008024985 is an apocalyptic number.

It is an amenable number.

7008024985 is a deficient number, since it is larger than the sum of its proper divisors (2059929911).

7008024985 is a wasteful number, since it uses less digits than its factorization.

7008024985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136092.

The product of its (nonzero) digits is 161280, while the sum is 43.

The square root of 7008024985 is about 83713.9473743772. The cubic root of 7008024985 is about 1913.6619152211.

The spelling of 7008024985 in words is "seven billion, eight million, twenty-four thousand, nine hundred eighty-five".

Divisors: 1 5 13 65 797 3985 10361 51805 135277 676385 1758601 8793005 107815769 539078845 1401604997 7008024985