Base | Representation |
---|---|
bin | 10000000110000… |
… | …100111010011000 |
3 | 200211002212101100 |
4 | 100012010322120 |
5 | 1023111402230 |
6 | 42443351400 |
7 | 6456126633 |
oct | 2006047230 |
9 | 624085340 |
10 | 270028440 |
11 | 129473400 |
12 | 76522560 |
13 | 43c35a56 |
14 | 27c10c1a |
15 | 18a8d660 |
hex | 10184e98 |
270028440 has 144 divisors (see below), whose sum is σ = 964782000. Its totient is φ = 65450880.
The previous prime is 270028439. The next prime is 270028453. The reversal of 270028440 is 44820072.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 40461 + ... + 46659.
It is an arithmetic number, because the mean of its divisors is an integer number (6699875).
Almost surely, 2270028440 is an apocalyptic number.
270028440 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 270028440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (482391000).
270028440 is an abundant number, since it is smaller than the sum of its proper divisors (694753560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
270028440 is a wasteful number, since it uses less digits than its factorization.
270028440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6238 (or 6220 counting only the distinct ones).
The product of its (nonzero) digits is 3584, while the sum is 27.
The square root of 270028440 is about 16432.5421040081. The cubic root of 270028440 is about 646.3530995916.
The spelling of 270028440 in words is "two hundred seventy million, twenty-eight thousand, four hundred forty".
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