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7000117 = 8978653
BaseRepresentation
bin11010101101000000110101
3111011122100121
4122231000311
53243000432
6410011541
7113333335
oct32550065
914148317
107000117
113a51323
122416bb1
1315b12a7
14d030c5
15934197
hex6ad035

7000117 has 4 divisors (see below), whose sum is σ = 7078860. Its totient is φ = 6921376.

The previous prime is 7000109. The next prime is 7000121. The reversal of 7000117 is 7110007.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7110007 = 43165349.

It can be written as a sum of positive squares in 2 ways, for example, as 4157521 + 2842596 = 2039^2 + 1686^2 .

It is a cyclic number.

It is not a de Polignac number, because 7000117 - 23 = 7000109 is a prime.

It is a Duffinian number.

7000117 is a modest number, since divided by 117 gives 7 as remainder.

It is a plaindrome in base 7.

It is a self number, because there is not a number n which added to its sum of digits gives 7000117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7000127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39238 + ... + 39415.

It is an arithmetic number, because the mean of its divisors is an integer number (1769715).

Almost surely, 27000117 is an apocalyptic number.

It is an amenable number.

7000117 is a deficient number, since it is larger than the sum of its proper divisors (78743).

7000117 is an equidigital number, since it uses as much as digits as its factorization.

7000117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78742.

The product of its (nonzero) digits is 49, while the sum is 16.

The square root of 7000117 is about 2645.7734218939. The cubic root of 7000117 is about 191.2941840472.

It can be divided in two parts, 7000 and 117, that added together give a palindrome (7117).

The spelling of 7000117 in words is "seven million, one hundred seventeen", and thus it is an aban number.

Divisors: 1 89 78653 7000117