Base | Representation |
---|---|
bin | 10000000110111… |
… | …001001110000000 |
3 | 200211111202021110 |
4 | 100012321032000 |
5 | 1023140231223 |
6 | 42452123320 |
7 | 6461011362 |
oct | 2006711600 |
9 | 624452243 |
10 | 270242688 |
11 | 1295aa371 |
12 | 76606540 |
13 | 43cac421 |
14 | 27c68d32 |
15 | 18ad1d93 |
hex | 101b9380 |
270242688 has 128 divisors (see below), whose sum is σ = 743702400. Its totient is φ = 86906880.
The previous prime is 270242683. The next prime is 270242689. The reversal of 270242688 is 886242072.
It is a tau number, because it is divible by the number of its divisors (128).
It is a super-2 number, since 2×2702426882 = 146062220834930688, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (270242683) 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, 1944123 + ... + 1944261.
It is an arithmetic number, because the mean of its divisors is an integer number (5810175).
Almost surely, 2270242688 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 270242688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371851200).
270242688 is an abundant number, since it is smaller than the sum of its proper divisors (473459712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
270242688 is a wasteful number, since it uses less digits than its factorization.
270242688 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 300 (or 288 counting only the distinct ones).
The product of its (nonzero) digits is 86016, while the sum is 39.
The square root of 270242688 is about 16439.0598271312. The cubic root of 270242688 is about 646.5239991833.
The spelling of 270242688 in words is "two hundred seventy million, two hundred forty-two thousand, six hundred eighty-eight".
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