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970065 = 32521557
BaseRepresentation
bin11101100110101010001
31211021200100
43230311101
5222020230
632443013
711150115
oct3546521
91737610
10970065
11602908
123a9469
1327c705
141b3745
15142660
hexecd51

970065 has 12 divisors (see below), whose sum is σ = 1681524. Its totient is φ = 517344.

The previous prime is 970063. The next prime is 970069. The reversal of 970065 is 560079.

It can be written as a sum of positive squares in 2 ways, for example, as 207936 + 762129 = 456^2 + 873^2 .

It is not a de Polignac number, because 970065 - 21 = 970063 is a prime.

It is a super-2 number, since 2×9700652 = 1882052208450, which contains 22 as substring.

It is a Curzon number.

970065 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 970065.

It is not an unprimeable number, because it can be changed into a prime (970061) 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 11 ways as a sum of consecutive naturals, for example, 10734 + ... + 10823.

It is an arithmetic number, because the mean of its divisors is an integer number (140127).

2970065 is an apocalyptic number.

It is an amenable number.

970065 is a deficient number, since it is larger than the sum of its proper divisors (711459).

970065 is a wasteful number, since it uses less digits than its factorization.

970065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21568 (or 21565 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 27.

The square root of 970065 is about 984.9187783772. The cubic root of 970065 is about 98.9920409886.

The spelling of 970065 in words is "nine hundred seventy thousand, sixty-five".

Divisors: 1 3 5 9 15 45 21557 64671 107785 194013 323355 970065