Base | Representation |
---|---|
bin | 100000110010111… |
… | …110110010010000 |
3 | 1102100100211220110 |
4 | 200302332302100 |
5 | 2111330012110 |
6 | 130333241320 |
7 | 16430631330 |
oct | 4062766220 |
9 | 1370324813 |
10 | 550235280 |
11 | 262658a01 |
12 | 134333240 |
13 | 89cc360a |
14 | 531110c0 |
15 | 3348ca20 |
hex | 20cbec90 |
550235280 has 160 divisors (see below), whose sum is σ = 1960660224. Its totient is φ = 125042688.
The previous prime is 550235263. The next prime is 550235281. The reversal of 550235280 is 82532055.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is not an unprimeable number, because it can be changed into a prime (550235281) by changing a digit.
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 31 ways as a sum of consecutive naturals, for example, 323392 + ... + 325088.
Almost surely, 2550235280 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 550235280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (980330112).
550235280 is an abundant number, since it is smaller than the sum of its proper divisors (1410424944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
550235280 is a wasteful number, since it uses less digits than its factorization.
550235280 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1913 (or 1907 counting only the distinct ones).
The product of its (nonzero) digits is 12000, while the sum is 30.
The square root of 550235280 is about 23457.0944492279. The cubic root of 550235280 is about 819.4380841929.
The spelling of 550235280 in words is "five hundred fifty million, two hundred thirty-five thousand, two hundred eighty".
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