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7000471 = 49914029
BaseRepresentation
bin11010101101000110010111
3111011122211201
4122231012113
53243003341
6410013331
7113334352
oct32550627
914148751
107000471
113a51615
122417247
1315b14ba
14d03299
15934331
hex6ad197

7000471 has 4 divisors (see below), whose sum is σ = 7015000. Its totient is φ = 6985944.

The previous prime is 7000459. The next prime is 7000517. The reversal of 7000471 is 1740007.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1740007 = 5473181.

It is a cyclic number.

It is not a de Polignac number, because 7000471 - 211 = 6998423 is a prime.

It is a super-3 number, since 3×70004713 (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7000171) 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, 6516 + ... + 7513.

It is an arithmetic number, because the mean of its divisors is an integer number (1753750).

Almost surely, 27000471 is an apocalyptic number.

7000471 is a deficient number, since it is larger than the sum of its proper divisors (14529).

7000471 is a wasteful number, since it uses less digits than its factorization.

7000471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14528.

The product of its (nonzero) digits is 196, while the sum is 19.

The square root of 7000471 is about 2645.8403202007. The cubic root of 7000471 is about 191.2974086124.

Adding to 7000471 its reverse (1740007), we get a palindrome (8740478).

The spelling of 7000471 in words is "seven million, four hundred seventy-one", and thus it is an aban number.

Divisors: 1 499 14029 7000471