Base | Representation |
---|---|
bin | 11111011101100… |
… | …10110110000000 |
3 | 200101121210012110 |
4 | 33232302312000 |
5 | 1020031100440 |
6 | 42104455320 |
7 | 6353216664 |
oct | 1756626600 |
9 | 611553173 |
10 | 263925120 |
11 | 125a84938 |
12 | 7447a540 |
13 | 428a9a14 |
14 | 270a28a4 |
15 | 18285080 |
hex | fbb2d80 |
263925120 has 128 divisors (see below), whose sum is σ = 850214880. Its totient is φ = 69632000.
The previous prime is 263925097. The next prime is 263925121. The reversal of 263925120 is 21529362.
It is a tau number, because it is divible by the number of its divisors (128).
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (263925121) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193240 + ... + 194600.
Almost surely, 2263925120 is an apocalyptic number.
263925120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 263925120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (425107440).
263925120 is an abundant number, since it is smaller than the sum of its proper divisors (586289760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
263925120 is a wasteful number, since it uses less digits than its factorization.
263925120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1484 (or 1472 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 30.
The square root of 263925120 is about 16245.7723731437. The cubic root of 263925120 is about 641.4462087057.
The spelling of 263925120 in words is "two hundred sixty-three million, nine hundred twenty-five thousand, one hundred twenty".
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