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7004029 = 23304523
BaseRepresentation
bin11010101101111101111101
3111011211201111
4122231331331
53243112104
6410042021
7113350624
oct32557575
914154644
107004029
113a5425a
122419311
1315b2cc6
14d046bb
15935404
hex6adf7d

7004029 has 4 divisors (see below), whose sum is σ = 7308576. Its totient is φ = 6699484.

The previous prime is 7004009. The next prime is 7004057. The reversal of 7004029 is 9204007.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 7004029 - 27 = 7003901 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

7004029 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7004009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152239 + ... + 152284.

It is an arithmetic number, because the mean of its divisors is an integer number (1827144).

Almost surely, 27004029 is an apocalyptic number.

It is an amenable number.

7004029 is a deficient number, since it is larger than the sum of its proper divisors (304547).

7004029 is a wasteful number, since it uses less digits than its factorization.

7004029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304546.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 7004029 is about 2646.5126109656. The cubic root of 7004029 is about 191.3298121893.

Subtracting from 7004029 its sum of digits (22), we obtain a palindrome (7004007).

The spelling of 7004029 in words is "seven million, four thousand, twenty-nine".

Divisors: 1 23 304523 7004029