Base | Representation |
---|---|
bin | 1000001001101000111… |
… | …01100111111000110110 |
3 | 222202212101020020022111 |
4 | 10010310131213320312 |
5 | 14042022040230110 |
6 | 332353220521234 |
7 | 26142655456000 |
oct | 4046435477066 |
9 | 882771206274 |
10 | 280053055030 |
11 | a8851715311 |
12 | 4633925021a |
13 | 2054143baa8 |
14 | d7a9d0b370 |
15 | 7441422e8a |
hex | 4134767e36 |
280053055030 has 32 divisors (see below), whose sum is σ = 587866478400. Its totient is φ = 96018189120.
The previous prime is 280053055001. The next prime is 280053055067. The reversal of 280053055030 is 30550350082.
It is a junction number, because it is equal to n+sod(n) for n = 280053054983 and 280053055001.
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, 40820631 + ... + 40827490.
It is an arithmetic number, because the mean of its divisors is an integer number (18370827450).
Almost surely, 2280053055030 is an apocalyptic number.
280053055030 is an abundant number, since it is smaller than the sum of its proper divisors (307813423370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
280053055030 is an equidigital number, since it uses as much as digits as its factorization.
280053055030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81648149 (or 81648135 counting only the distinct ones).
The product of its (nonzero) digits is 18000, while the sum is 31.
The spelling of 280053055030 in words is "two hundred eighty billion, fifty-three million, fifty-five thousand, thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •