Base | Representation |
---|---|
bin | 11101000001100… |
… | …10000000110000 |
3 | 121222010210012100 |
4 | 32200302000300 |
5 | 444312140410 |
6 | 40054300400 |
7 | 6014333064 |
oct | 1640620060 |
9 | 558123170 |
10 | 243474480 |
11 | 115486a87 |
12 | 69657700 |
13 | 3b599452 |
14 | 2449baa4 |
15 | 165958c0 |
hex | e832030 |
243474480 has 60 divisors (see below), whose sum is σ = 817670880. Its totient is φ = 64926336.
The previous prime is 243474479. The next prime is 243474487. The reversal of 243474480 is 84474342.
It is a happy number.
243474480 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (60).
It is a super-2 number, since 2×2434744802 = 118559644822540800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (243474487) 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, 168360 + ... + 169799.
It is an arithmetic number, because the mean of its divisors is an integer number (13627848).
Almost surely, 2243474480 is an apocalyptic number.
243474480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
243474480 is an abundant number, since it is smaller than the sum of its proper divisors (574196400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
243474480 is a wasteful number, since it uses less digits than its factorization.
243474480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 338178 (or 338169 counting only the distinct ones).
The product of its (nonzero) digits is 86016, while the sum is 36.
The square root of 243474480 is about 15603.6687993561. The cubic root of 243474480 is about 624.4310384763.
The spelling of 243474480 in words is "two hundred forty-three million, four hundred seventy-four thousand, four hundred eighty".
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