Base | Representation |
---|---|
bin | 10000001000100… |
… | …101111111110000 |
3 | 200212100101110101 |
4 | 100020211333300 |
5 | 1023244010430 |
6 | 42505442144 |
7 | 6464545354 |
oct | 2010457760 |
9 | 625311411 |
10 | 270688240 |
11 | 129884099 |
12 | 767a0354 |
13 | 44107174 |
14 | 27d43464 |
15 | 18b6ddca |
hex | 10225ff0 |
270688240 has 20 divisors (see below), whose sum is σ = 629350344. Its totient is φ = 108275264.
The previous prime is 270688237. The next prime is 270688247. The reversal of 270688240 is 42886072.
It is a tau number, because it is divible by the number of its divisors (20).
It is a self number, because there is not a number n which added to its sum of digits gives 270688240.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (270688247) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1691722 + ... + 1691881.
Almost surely, 2270688240 is an apocalyptic number.
270688240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
270688240 is an abundant number, since it is smaller than the sum of its proper divisors (358662104).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
270688240 is a wasteful number, since it uses less digits than its factorization.
270688240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3383616 (or 3383610 counting only the distinct ones).
The product of its (nonzero) digits is 43008, while the sum is 37.
The square root of 270688240 is about 16452.6058726270. The cubic root of 270688240 is about 646.8791144300.
The spelling of 270688240 in words is "two hundred seventy million, six hundred eighty-eight thousand, two hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •