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BaseRepresentation
bin11010101100111111011101
3111011122020100
4122230333131
53243000104
6410011313
7113333151
oct32547735
914148210
107000029
113a51253
122416b39
1315b123a
14d03061
15934139
hex6acfdd

7000029 has 6 divisors (see below), whose sum is σ = 10111166. Its totient is φ = 4666680.

The previous prime is 7000009. The next prime is 7000033. The reversal of 7000029 is 9200007.

It can be written as a sum of positive squares in only one way, i.e., 5631129 + 1368900 = 2373^2 + 1170^2 .

It is not a de Polignac number, because 7000029 - 25 = 6999997 is a prime.

It is a Duffinian number.

It is a Curzon number.

7000029 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 6999975 and 7000020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7000009) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 388882 + ... + 388899.

Almost surely, 27000029 is an apocalyptic number.

It is an amenable number.

7000029 is a deficient number, since it is larger than the sum of its proper divisors (3111137).

7000029 is a wasteful number, since it uses less digits than its factorization.

7000029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777787 (or 777784 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 18.

The square root of 7000029 is about 2645.7567915438. The cubic root of 7000029 is about 191.2933824436.

The spelling of 7000029 in words is "seven million, twenty-nine", and thus it is an aban number and an uban number.

Divisors: 1 3 9 777781 2333343 7000029