Base | Representation |
---|---|
bin | 11100111111111… |
… | …10001111111100 |
3 | 121221202000100202 |
4 | 32133332033330 |
5 | 444233344320 |
6 | 40045543032 |
7 | 6012461000 |
oct | 1637761774 |
9 | 557660322 |
10 | 243262460 |
11 | 115351761 |
12 | 69574a78 |
13 | 3b523aac |
14 | 24444700 |
15 | 16552b75 |
hex | e7fe3fc |
243262460 has 48 divisors (see below), whose sum is σ = 595761600. Its totient is φ = 83401920.
The previous prime is 243262447. The next prime is 243262463. The reversal of 243262460 is 64262342.
It is a zygodrome in base 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (243262463) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10871 + ... + 24590.
It is an arithmetic number, because the mean of its divisors is an integer number (12411700).
Almost surely, 2243262460 is an apocalyptic number.
243262460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
243262460 is an abundant number, since it is smaller than the sum of its proper divisors (352499140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
243262460 is a wasteful number, since it uses less digits than its factorization.
243262460 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35491 (or 35475 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 29.
The square root of 243262460 is about 15596.8734046282. The cubic root of 243262460 is about 624.2497322510.
The spelling of 243262460 in words is "two hundred forty-three million, two hundred sixty-two thousand, four hundred sixty".
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