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7071485 = 51414297
BaseRepresentation
bin11010111110011011111101
3111022021020212
4122332123331
53302241420
6411322205
7114051401
oct32763375
914267225
107071485
113a9aa03
122450365
131607915
14d21101
1594a3c5
hex6be6fd

7071485 has 4 divisors (see below), whose sum is σ = 8485788. Its totient is φ = 5657184.

The previous prime is 7071461. The next prime is 7071497. The reversal of 7071485 is 5841707.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5541316 + 1530169 = 2354^2 + 1237^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-7071485 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 707144 + ... + 707153.

It is an arithmetic number, because the mean of its divisors is an integer number (2121447).

Almost surely, 27071485 is an apocalyptic number.

It is an amenable number.

7071485 is a deficient number, since it is larger than the sum of its proper divisors (1414303).

7071485 is a wasteful number, since it uses less digits than its factorization.

7071485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1414302.

The product of its (nonzero) digits is 7840, while the sum is 32.

The square root of 7071485 is about 2659.2263912649. The cubic root of 7071485 is about 191.9420850352.

The spelling of 7071485 in words is "seven million, seventy-one thousand, four hundred eighty-five".

Divisors: 1 5 1414297 7071485