Base | Representation |
---|---|
bin | 10000000111100… |
… | …000010010000000 |
3 | 200211210212202101 |
4 | 100013200102000 |
5 | 1023210341223 |
6 | 42455400144 |
7 | 6462246013 |
oct | 2007402200 |
9 | 624725671 |
10 | 270402688 |
11 | 1296a95a6 |
12 | 76683054 |
13 | 440371ba |
14 | 27cab37a |
15 | 18b144ad |
hex | 101e0480 |
270402688 has 32 divisors (see below), whose sum is σ = 541008000. Its totient is φ = 134620416.
The previous prime is 270402673. The next prime is 270402689. The reversal of 270402688 is 886204072.
It is a tau number, because it is divible by the number of its divisors (32).
It is a super-2 number, since 2×2704026882 = 146235227355250688, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (270402689) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26173 + ... + 35011.
It is an arithmetic number, because the mean of its divisors is an integer number (16906500).
Almost surely, 2270402688 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 270402688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (270504000).
270402688 is an abundant number, since it is smaller than the sum of its proper divisors (270605312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
270402688 is an equidigital number, since it uses as much as digits as its factorization.
270402688 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9092 (or 9080 counting only the distinct ones).
The product of its (nonzero) digits is 43008, while the sum is 37.
The square root of 270402688 is about 16443.9255653874. The cubic root of 270402688 is about 646.6515677678.
The spelling of 270402688 in words is "two hundred seventy million, four hundred two thousand, six hundred eighty-eight".
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