Base | Representation |
---|---|
bin | 1110110101000001010… |
… | …0101100100010010000 |
3 | 220100120000100001101121 |
4 | 3231100110230202100 |
5 | 13133212133014130 |
6 | 313010355012024 |
7 | 24255646664323 |
oct | 3552024544220 |
9 | 810500301347 |
10 | 254750673040 |
11 | 99048128216 |
12 | 4145759a014 |
13 | 1b03b382526 |
14 | c4897307ba |
15 | 695ee20d7a |
hex | 3b5052c890 |
254750673040 has 80 divisors (see below), whose sum is σ = 625720576320. Its totient is φ = 96188428800.
The previous prime is 254750673007. The next prime is 254750673049. The reversal of 254750673040 is 40376057452.
It is a tau number, because it is divible by the number of its divisors (80).
It is not an unprimeable number, because it can be changed into a prime (254750673049) 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, 118515 + ... + 723565.
It is an arithmetic number, because the mean of its divisors is an integer number (7821507204).
Almost surely, 2254750673040 is an apocalyptic number.
254750673040 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 254750673040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (312860288160).
254750673040 is an abundant number, since it is smaller than the sum of its proper divisors (370969903280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
254750673040 is a wasteful number, since it uses less digits than its factorization.
254750673040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 605360 (or 605354 counting only the distinct ones).
The product of its (nonzero) digits is 705600, while the sum is 43.
The spelling of 254750673040 in words is "two hundred fifty-four billion, seven hundred fifty million, six hundred seventy-three thousand, forty".
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