Base | Representation |
---|---|
bin | 10000000110101… |
… | …111101000011100 |
3 | 200211102202102002 |
4 | 100012233220130 |
5 | 1023133002140 |
6 | 42451221432 |
7 | 6460456034 |
oct | 2006575034 |
9 | 624382362 |
10 | 270203420 |
11 | 129582913 |
12 | 765a7878 |
13 | 43c975a6 |
14 | 27c588c4 |
15 | 18ac5415 |
hex | 101afa1c |
270203420 has 24 divisors (see below), whose sum is σ = 568726704. Its totient is φ = 107833856.
The previous prime is 270203419. The next prime is 270203447. The reversal of 270203420 is 24302072.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 270203392 and 270203401.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 6389 + ... + 24108.
It is an arithmetic number, because the mean of its divisors is an integer number (23696946).
Almost surely, 2270203420 is an apocalyptic number.
270203420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
270203420 is an abundant number, since it is smaller than the sum of its proper divisors (298523284).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
270203420 is a wasteful number, since it uses less digits than its factorization.
270203420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30949 (or 30947 counting only the distinct ones).
The product of its (nonzero) digits is 672, while the sum is 20.
The square root of 270203420 is about 16437.8654332003. The cubic root of 270203420 is about 646.4926829685.
Adding to 270203420 its reverse (24302072), we get a palindrome (294505492).
The spelling of 270203420 in words is "two hundred seventy million, two hundred three thousand, four hundred twenty".
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