Search a number
-
+
1349608 = 231319683
BaseRepresentation
bin101001001011111101000
32112120022111
411021133220
5321141413
644532104
714320501
oct5113750
92476274
101349608
11841a87
12551034
133833b0
14271ba8
151b9d3d
hex1497e8

1349608 has 32 divisors (see below), whose sum is σ = 2872800. Its totient is φ = 589248.

The previous prime is 1349533. The next prime is 1349651. The reversal of 1349608 is 8069431.

It is a self number, because there is not a number n which added to its sum of digits gives 1349608.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1635 + ... + 2317.

It is an arithmetic number, because the mean of its divisors is an integer number (89775).

21349608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1349608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1436400).

1349608 is an abundant number, since it is smaller than the sum of its proper divisors (1523192).

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

1349608 is a wasteful number, since it uses less digits than its factorization.

1349608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721 (or 717 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 1349608 is about 1161.7263016735. The cubic root of 1349608 is about 110.5102465877.

The spelling of 1349608 in words is "one million, three hundred forty-nine thousand, six hundred eight".

Divisors: 1 2 4 8 13 19 26 38 52 76 104 152 247 494 683 988 1366 1976 2732 5464 8879 12977 17758 25954 35516 51908 71032 103816 168701 337402 674804 1349608