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744012 = 2233832
BaseRepresentation
bin10110101101001001100
31101210121000
42311221030
5142302022
623540300
76216063
oct2655114
91353530
10744012
11468a95
122ba690
13200859
141551da
15ea6ac
hexb5a4c

744012 has 36 divisors (see below), whose sum is σ = 1952440. Its totient is φ = 245016.

The previous prime is 743989. The next prime is 744019. The reversal of 744012 is 210447.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

744012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×7440122 = 1107107712288, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (744019) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8923 + ... + 9005.

2744012 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 744012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (976220).

744012 is an abundant number, since it is smaller than the sum of its proper divisors (1208428).

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

744012 is a wasteful number, since it uses less digits than its factorization.

744012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179 (or 88 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 18.

The square root of 744012 is about 862.5613021693. The cubic root of 744012 is about 90.6135850862.

Adding to 744012 its reverse (210447), we get a palindrome (954459).

The spelling of 744012 in words is "seven hundred forty-four thousand, twelve", and thus it is an iban number.

Divisors: 1 2 3 4 6 9 12 18 27 36 54 83 108 166 249 332 498 747 996 1494 2241 2988 4482 6889 8964 13778 20667 27556 41334 62001 82668 124002 186003 248004 372006 744012