Base | Representation |
---|---|
bin | 1101011101001110100… |
… | …1000100100100000000 |
3 | 211002201121112100000000 |
4 | 3113103221010210000 |
5 | 12241431102311411 |
6 | 254112100000000 |
7 | 22462645540200 |
oct | 3272351044400 |
9 | 732647470000 |
10 | 231184025856 |
11 | 8a0543a03a3 |
12 | 3897b090000 |
13 | 18a53aa4894 |
14 | b29189c400 |
15 | 6030ed0956 |
hex | 35d3a44900 |
231184025856 has 729 divisors, whose sum is σ = 820646904441. Its totient is φ = 64806303744.
The previous prime is 231184025819. The next prime is 231184025861. The reversal of 231184025856 is 658520481132.
The square root of 231184025856 is 480816.
It is a perfect power (a square), and thus also a powerful number.
231184025856 is a `hidden beast` number, since 2 + 311 + 84 + 0 + 258 + 5 + 6 = 666.
It can be written as a sum of positive squares in only one way, i.e., 166659897600 + 64524128256 = 408240^2 + 254016^2 .
It is a tau number, because it is divible by the number of its divisors (729).
It is an unprimeable number.
It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 4361962726 + ... + 4361962778.
Almost surely, 2231184025856 is an apocalyptic number.
231184025856 is the 480816-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 231184025856
231184025856 is an abundant number, since it is smaller than the sum of its proper divisors (589462878585).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231184025856 is an frugal number, since it uses more digits than its factorization.
231184025856 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 160 (or 65 counting only the distinct ones).
The product of its (nonzero) digits is 460800, while the sum is 45.
The spelling of 231184025856 in words is "two hundred thirty-one billion, one hundred eighty-four million, twenty-five thousand, eight hundred fifty-six".
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