Base | Representation |
---|---|
bin | 1111110110001101… |
… | …1011000000000000 |
3 | 101222110111120222000 |
4 | 3331203123000000 |
5 | 32203000440110 |
6 | 1542040144000 |
7 | 210262506600 |
oct | 37543330000 |
9 | 11873446860 |
10 | 4253921280 |
11 | 1893256024 |
12 | 9a8768000 |
13 | 52a407bab |
14 | 2c4d70c00 |
15 | 19d6d11c0 |
hex | fd8db000 |
4253921280 has 624 divisors, whose sum is σ = 17704355040. Its totient is φ = 966131712.
The previous prime is 4253921251. The next prime is 4253921281. The reversal of 4253921280 is 821293524.
It is a happy number.
4253921280 is a `hidden beast` number, since 42 + 539 + 2 + 1 + 2 + 80 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (4253921281) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 27094962 + ... + 27095118.
Almost surely, 24253921280 is an apocalyptic number.
4253921280 is a gapful number since it is divisible by the number (40) 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 4253921280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8852177520).
4253921280 is an abundant number, since it is smaller than the sum of its proper divisors (13450433760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4253921280 is a wasteful number, since it uses less digits than its factorization.
4253921280 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 209 (or 174 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 36.
The square root of 4253921280 is about 65222.0919627698. The cubic root of 4253921280 is about 1620.3039210313.
The spelling of 4253921280 in words is "four billion, two hundred fifty-three million, nine hundred twenty-one thousand, two hundred eighty".
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