Base | Representation |
---|---|
bin | 1110110101111101111… |
… | …1111011010010001110 |
3 | 220101012202102012000010 |
4 | 3231133133323102032 |
5 | 13134222322302103 |
6 | 313051532014050 |
7 | 24265161035025 |
oct | 3553737732216 |
9 | 811182365003 |
10 | 255005275278 |
11 | 99168914696 |
12 | 41508901326 |
13 | 1b07c046940 |
14 | c4b14878bc |
15 | 6977463903 |
hex | 3b5f7fb48e |
255005275278 has 32 divisors (see below), whose sum is σ = 549273664800. Its totient is φ = 78458656896.
The previous prime is 255005275267. The next prime is 255005275297. The reversal of 255005275278 is 872572500552.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1431328 + ... + 1599596.
It is an arithmetic number, because the mean of its divisors is an integer number (17164802025).
Almost surely, 2255005275278 is an apocalyptic number.
255005275278 is an abundant number, since it is smaller than the sum of its proper divisors (294268389522).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
255005275278 is a wasteful number, since it uses less digits than its factorization.
255005275278 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 187716.
The product of its (nonzero) digits is 1960000, while the sum is 48.
The spelling of 255005275278 in words is "two hundred fifty-five billion, five million, two hundred seventy-five thousand, two hundred seventy-eight".
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