Base | Representation |
---|---|
bin | 1000101111100… |
… | …10011100100000 |
3 | 12010000022011002 |
4 | 10113302130200 |
5 | 122234013200 |
6 | 11140011132 |
7 | 1550264144 |
oct | 427623440 |
9 | 163008132 |
10 | 73344800 |
11 | 38446041 |
12 | 20690aa8 |
13 | 122700b9 |
14 | 9a53224 |
15 | 668bbd5 |
hex | 45f2720 |
73344800 has 72 divisors (see below), whose sum is σ = 189620676. Its totient is φ = 27607040.
The previous prime is 73344787. The next prime is 73344809. The reversal of 73344800 is 844337.
It can be written as a sum of positive squares in 6 ways, for example, as 56731024 + 16613776 = 7532^2 + 4076^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (73344809) 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, 10904 + ... + 16296.
Almost surely, 273344800 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 73344800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94810338).
73344800 is an abundant number, since it is smaller than the sum of its proper divisors (116275876).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
73344800 is a wasteful number, since it uses less digits than its factorization.
With its predecessor (73344799) it forms a Ruth-Aaron pair, since the sum of their prime factors is the same (5430).
73344800 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5430 (or 5417 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 29.
The square root of 73344800 is about 8564.1578686991. The cubic root of 73344800 is about 418.5908937387.
The spelling of 73344800 in words is "seventy-three million, three hundred forty-four thousand, eight hundred".
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