Base | Representation |
---|---|
bin | 10001001011011… |
… | …001011101011100 |
3 | 202002022002211002 |
4 | 101023121131130 |
5 | 1042234404130 |
6 | 44333045432 |
7 | 10066443545 |
oct | 2113313534 |
9 | 662262732 |
10 | 288200540 |
11 | 138755371 |
12 | 80626878 |
13 | 47929184 |
14 | 2a3c14cc |
15 | 1a47cb45 |
hex | 112d975c |
288200540 has 24 divisors (see below), whose sum is σ = 607763520. Its totient is φ = 114795968.
The previous prime is 288200501. The next prime is 288200543. The reversal of 288200540 is 45002882.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (288200543) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25367 + ... + 34926.
It is an arithmetic number, because the mean of its divisors is an integer number (25323480).
Almost surely, 2288200540 is an apocalyptic number.
288200540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
288200540 is an abundant number, since it is smaller than the sum of its proper divisors (319562980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
288200540 is a wasteful number, since it uses less digits than its factorization.
288200540 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60541 (or 60539 counting only the distinct ones).
The product of its (nonzero) digits is 5120, while the sum is 29.
The square root of 288200540 is about 16976.4701867025. The cubic root of 288200540 is about 660.5386939586.
The spelling of 288200540 in words is "two hundred eighty-eight million, two hundred thousand, five hundred forty".
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