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1210068 = 223233613
BaseRepresentation
bin100100111011011010100
32021110220100
410213123110
5302210233
641534100
713166616
oct4473324
92243810
101210068
11757162
124a4330
13334a22
14236db6
1518d813
hex1276d4

1210068 has 18 divisors (see below), whose sum is σ = 3058874. Its totient is φ = 403344.

The previous prime is 1210067. The next prime is 1210093. The reversal of 1210068 is 8600121.

It can be written as a sum of positive squares in only one way, i.e., 898704 + 311364 = 948^2 + 558^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 1210068.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210067) 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 5 ways as a sum of consecutive naturals, for example, 16771 + ... + 16842.

21210068 is an apocalyptic number.

1210068 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1210068 is an abundant number, since it is smaller than the sum of its proper divisors (1848806).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1210068 is a wasteful number, since it uses less digits than its factorization.

1210068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33623 (or 33618 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 1210068 is about 1100.0309086567. The cubic root of 1210068 is about 106.5622198087.

Adding to 1210068 its reverse (8600121), we get a palindrome (9810189).

The spelling of 1210068 in words is "one million, two hundred ten thousand, sixty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 33613 67226 100839 134452 201678 302517 403356 605034 1210068