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8285701 = 42119681
BaseRepresentation
bin11111100110111000000101
3120120221211211
4133212320011
54110120301
6453331421
7130266364
oct37467005
916527754
108285701
11474a196
122936b71
1319414a8
1411597db
15ada051
hex7e6e05

8285701 has 4 divisors (see below), whose sum is σ = 8305804. Its totient is φ = 8265600.

The previous prime is 8285687. The next prime is 8285723. The reversal of 8285701 is 1075828.

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 3896676 + 4389025 = 1974^2 + 2095^2 .

It is a cyclic number.

It is not a de Polignac number, because 8285701 - 213 = 8277509 is a prime.

It is a super-2 number, since 2×82857012 = 137305682122802, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8285791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9420 + ... + 10261.

It is an arithmetic number, because the mean of its divisors is an integer number (2076451).

Almost surely, 28285701 is an apocalyptic number.

It is an amenable number.

8285701 is a deficient number, since it is larger than the sum of its proper divisors (20103).

8285701 is a wasteful number, since it uses less digits than its factorization.

8285701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20102.

The product of its (nonzero) digits is 4480, while the sum is 31.

The square root of 8285701 is about 2878.4893607585. The cubic root of 8285701 is about 202.3530489006.

The spelling of 8285701 in words is "eight million, two hundred eighty-five thousand, seven hundred one".

Divisors: 1 421 19681 8285701