Base | Representation |
---|---|
bin | 1000110011010011… |
… | …00001000001101000 |
3 | 110012022110010202200 |
4 | 10121221201001220 |
5 | 34134132441442 |
6 | 2100515100200 |
7 | 225045140034 |
oct | 43151410150 |
9 | 13168403680 |
10 | 4725280872 |
11 | 2005330504 |
12 | aba5a1660 |
13 | 5a3c72ab0 |
14 | 32b7cd1c4 |
15 | 1c9c8d34c |
hex | 119a61068 |
4725280872 has 144 divisors (see below), whose sum is σ = 13935825540. Its totient is φ = 1437875712.
The previous prime is 4725280817. The next prime is 4725280897. The reversal of 4725280872 is 2780825274.
4725280872 is a `hidden beast` number, since 47 + 2 + 528 + 0 + 87 + 2 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 3442638276 + 1282642596 = 58674^2 + 35814^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 15096588 + ... + 15096900.
Almost surely, 24725280872 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 4725280872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6967912770).
4725280872 is an abundant number, since it is smaller than the sum of its proper divisors (9210544668).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4725280872 is a wasteful number, since it uses less digits than its factorization.
4725280872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 592 (or 458 counting only the distinct ones).
The product of its (nonzero) digits is 501760, while the sum is 45.
The square root of 4725280872 is about 68740.6784371525. The cubic root of 4725280872 is about 1678.0666620295.
The spelling of 4725280872 in words is "four billion, seven hundred twenty-five million, two hundred eighty thousand, eight hundred seventy-two".
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