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7004105 = 51400821
BaseRepresentation
bin11010101101111111001001
3111011211211022
4122231333021
53243112410
6410042225
7113351063
oct32557711
914154738
107004105
113a54319
122419375
1315b3054
14d04733
15935455
hex6adfc9

7004105 has 4 divisors (see below), whose sum is σ = 8404932. Its totient is φ = 5603280.

The previous prime is 7004099. The next prime is 7004111. The reversal of 7004105 is 5014007.

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: 5014007 = 47106681.

It is an interprime number because it is at equal distance from previous prime (7004099) and next prime (7004111).

It can be written as a sum of positive squares in 2 ways, for example, as 4376464 + 2627641 = 2092^2 + 1621^2 .

It is not a de Polignac number, because 7004105 - 28 = 7003849 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 700406 + ... + 700415.

It is an arithmetic number, because the mean of its divisors is an integer number (2101233).

Almost surely, 27004105 is an apocalyptic number.

It is an amenable number.

7004105 is a deficient number, since it is larger than the sum of its proper divisors (1400827).

7004105 is a wasteful number, since it uses less digits than its factorization.

7004105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1400826.

The product of its (nonzero) digits is 140, while the sum is 17.

The square root of 7004105 is about 2646.5269694450. The cubic root of 7004105 is about 191.3305042202.

The spelling of 7004105 in words is "seven million, four thousand, one hundred five".

Divisors: 1 5 1400821 7004105