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1070217 = 32118913
BaseRepresentation
bin100000101010010001001
32000101001200
410011102021
5233221332
634534413
712045111
oct4052211
92011050
101070217
11671085
12437409
132b6185
141dc041
1516217c
hex105489

1070217 has 6 divisors (see below), whose sum is σ = 1545882. Its totient is φ = 713472.

The previous prime is 1070207. The next prime is 1070221. The reversal of 1070217 is 7120701.

It can be written as a sum of positive squares in only one way, i.e., 646416 + 423801 = 804^2 + 651^2 .

It is not a de Polignac number, because 1070217 - 210 = 1069193 is a prime.

It is a super-2 number, since 2×10702172 = 2290728854178, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1070217.

It is not an unprimeable number, because it can be changed into a prime (1070207) 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 5 ways as a sum of consecutive naturals, for example, 59448 + ... + 59465.

It is an arithmetic number, because the mean of its divisors is an integer number (257647).

21070217 is an apocalyptic number.

It is an amenable number.

1070217 is a deficient number, since it is larger than the sum of its proper divisors (475665).

1070217 is a wasteful number, since it uses less digits than its factorization.

1070217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118919 (or 118916 counting only the distinct ones).

The product of its (nonzero) digits is 98, while the sum is 18.

The square root of 1070217 is about 1034.5129288704. The cubic root of 1070217 is about 102.2878260267.

Adding to 1070217 its reverse (7120701), we get a palindrome (8190918).

The spelling of 1070217 in words is "one million, seventy thousand, two hundred seventeen".

Divisors: 1 3 9 118913 356739 1070217