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1071682 = 21573413
BaseRepresentation
bin100000101101001000010
32000110001221
410011221002
5233243212
634545254
712052303
oct4055102
92013057
101071682
11672197
1243822a
132b6a41
141dc7aa
15162807
hex105a42

1071682 has 8 divisors (see below), whose sum is σ = 1618236. Its totient is φ = 532272.

The previous prime is 1071671. The next prime is 1071683. The reversal of 1071682 is 2861701.

It can be written as a sum of positive squares in 2 ways, for example, as 1042441 + 29241 = 1021^2 + 171^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×10716822 = 2297004618248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1071683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1393 + ... + 2020.

21071682 is an apocalyptic number.

1071682 is a deficient number, since it is larger than the sum of its proper divisors (546554).

1071682 is a wasteful number, since it uses less digits than its factorization.

1071682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3572.

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 1071682 is about 1035.2207494057. The cubic root of 1071682 is about 102.3344780424.

The spelling of 1071682 in words is "one million, seventy-one thousand, six hundred eighty-two".

Divisors: 1 2 157 314 3413 6826 535841 1071682