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6930065 = 51386013
BaseRepresentation
bin11010011011111010010001
3111001002021002
4122123322101
53233230230
6404311345
7112622162
oct32337221
914032232
106930065
113a0372a
1223a2555
13158843c
14cc5769
1591d545
hex69be91

6930065 has 4 divisors (see below), whose sum is σ = 8316084. Its totient is φ = 5544048.

The previous prime is 6930047. The next prime is 6930071. The reversal of 6930065 is 5600396.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1317904 + 5612161 = 1148^2 + 2369^2 .

It is a cyclic number.

It is not a de Polignac number, because 6930065 - 28 = 6929809 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 693002 + ... + 693011.

It is an arithmetic number, because the mean of its divisors is an integer number (2079021).

Almost surely, 26930065 is an apocalyptic number.

It is an amenable number.

6930065 is a deficient number, since it is larger than the sum of its proper divisors (1386019).

6930065 is a wasteful number, since it uses less digits than its factorization.

6930065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1386018.

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 6930065 is about 2632.5016619178. The cubic root of 6930065 is about 190.6539332594.

The spelling of 6930065 in words is "six million, nine hundred thirty thousand, sixty-five".

Divisors: 1 5 1386013 6930065