Base | Representation |
---|---|
bin | 10000000110111… |
… | …011101001100000 |
3 | 200211112020221001 |
4 | 100012323221200 |
5 | 1023141041030 |
6 | 42452241344 |
7 | 6461052400 |
oct | 2006735140 |
9 | 624466831 |
10 | 270252640 |
11 | 129606899 |
12 | 76610254 |
13 | 43cb3b08 |
14 | 27c6c800 |
15 | 18ad4cca |
hex | 101bba60 |
270252640 has 72 divisors (see below), whose sum is σ = 742733712. Its totient is φ = 92655360.
The previous prime is 270252617. The next prime is 270252641. The reversal of 270252640 is 46252072.
270252640 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a junction number, because it is equal to n+sod(n) for n = 270252599 and 270252608.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (270252641) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9396 + ... + 25075.
It is an arithmetic number, because the mean of its divisors is an integer number (10315746).
Almost surely, 2270252640 is an apocalyptic number.
270252640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
270252640 is an abundant number, since it is smaller than the sum of its proper divisors (472481072).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
270252640 is a wasteful number, since it uses less digits than its factorization.
270252640 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34500 (or 34485 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 28.
The square root of 270252640 is about 16439.3625180540. The cubic root of 270252640 is about 646.5319354176.
The spelling of 270252640 in words is "two hundred seventy million, two hundred fifty-two thousand, six hundred forty".
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