Base | Representation |
---|---|
bin | 10000000111100… |
… | …111111010000000 |
3 | 200211212110121010 |
4 | 100013213322000 |
5 | 1023212341140 |
6 | 42500200520 |
7 | 6462436041 |
oct | 2007477200 |
9 | 624773533 |
10 | 270433920 |
11 | 129720009 |
12 | 76699140 |
13 | 44048493 |
14 | 27cb88c8 |
15 | 18b1d880 |
hex | 101e7e80 |
270433920 has 128 divisors (see below), whose sum is σ = 872907840. Its totient is φ = 71204864.
The previous prime is 270433879. The next prime is 270433939. The reversal of 270433920 is 29334072.
It is a tau number, because it is divible by the number of its divisors (128).
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158512 + ... + 160208.
Almost surely, 2270433920 is an apocalyptic number.
270433920 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 270433920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (436453920).
270433920 is an abundant number, since it is smaller than the sum of its proper divisors (602473920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
270433920 is a wasteful number, since it uses less digits than its factorization.
270433920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1802 (or 1790 counting only the distinct ones).
The product of its (nonzero) digits is 9072, while the sum is 30.
The square root of 270433920 is about 16444.8751895537. The cubic root of 270433920 is about 646.6764632849.
Adding to 270433920 its reverse (29334072), we get a palindrome (299767992).
The spelling of 270433920 in words is "two hundred seventy million, four hundred thirty-three thousand, nine hundred twenty".
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