Search a number
-
+
1068319 = 7152617
BaseRepresentation
bin100000100110100011111
32000021110101
410010310133
5233141234
634521531
712036430
oct4046437
92007411
101068319
1166a70a
124362a7
132b5355
141db487
15161814
hex104d1f

1068319 has 4 divisors (see below), whose sum is σ = 1220944. Its totient is φ = 915696.

The previous prime is 1068311. The next prime is 1068323. The reversal of 1068319 is 9138601.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9138601 = 19480979.

It is a cyclic number.

It is not a de Polignac number, because 1068319 - 23 = 1068311 is a prime.

It is a super-2 number, since 2×10683192 = 2282610971522, 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 (1068311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76302 + ... + 76315.

It is an arithmetic number, because the mean of its divisors is an integer number (305236).

21068319 is an apocalyptic number.

1068319 is a deficient number, since it is larger than the sum of its proper divisors (152625).

1068319 is an equidigital number, since it uses as much as digits as its factorization.

1068319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152624.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 1068319 is about 1033.5951818773. The cubic root of 1068319 is about 102.2273220431.

The spelling of 1068319 in words is "one million, sixty-eight thousand, three hundred nineteen".

Divisors: 1 7 152617 1068319