Base | Representation |
---|---|
bin | 101011010010011… |
… | …110101101100000 |
3 | 1212121121001211120 |
4 | 223102132231200 |
5 | 2441410432142 |
6 | 200022212240 |
7 | 23666101500 |
oct | 5322365540 |
9 | 1777531746 |
10 | 726264672 |
11 | 342a59441 |
12 | 183284080 |
13 | b7607113 |
14 | 6c653a00 |
15 | 43b5e7ec |
hex | 2b49eb60 |
726264672 has 144 divisors (see below), whose sum is σ = 2232567792. Its totient is φ = 206115840.
The previous prime is 726264659. The next prime is 726264697. The reversal of 726264672 is 276462627.
726264672 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 850998 + ... + 851850.
It is an arithmetic number, because the mean of its divisors is an integer number (15503943).
Almost surely, 2726264672 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 726264672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1116283896).
726264672 is an abundant number, since it is smaller than the sum of its proper divisors (1506303120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
726264672 is a wasteful number, since it uses less digits than its factorization.
726264672 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1061 (or 1046 counting only the distinct ones).
The product of its digits is 338688, while the sum is 42.
The square root of 726264672 is about 26949.2981726797. The cubic root of 726264672 is about 898.8729398012.
The spelling of 726264672 in words is "seven hundred twenty-six million, two hundred sixty-four thousand, six hundred seventy-two".
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