Base | Representation |
---|---|
bin | 10001001110000… |
… | …101111101010000 |
3 | 202010122000000112 |
4 | 101032011331100 |
5 | 1042430011323 |
6 | 44400140452 |
7 | 10105445501 |
oct | 2116057520 |
9 | 663560015 |
10 | 288907088 |
11 | 139098198 |
12 | 80907728 |
13 | 47b15952 |
14 | 2a526ba8 |
15 | 1a56c178 |
hex | 11385f50 |
288907088 has 20 divisors (see below), whose sum is σ = 560166900. Its totient is φ = 144347904.
The previous prime is 288907079. The next prime is 288907109. The reversal of 288907088 is 880709882.
It can be written as a sum of positive squares in 2 ways, for example, as 155550784 + 133356304 = 12472^2 + 11548^2 .
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 18956 + ... + 30612.
It is an arithmetic number, because the mean of its divisors is an integer number (28008345).
Almost surely, 2288907088 is an apocalyptic number.
It is an amenable number.
288907088 is a deficient number, since it is larger than the sum of its proper divisors (271259812).
288907088 is a wasteful number, since it uses less digits than its factorization.
288907088 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13214 (or 13208 counting only the distinct ones).
The product of its (nonzero) digits is 516096, while the sum is 50.
The square root of 288907088 is about 16997.2670744446. The cubic root of 288907088 is about 661.0780422715.
The spelling of 288907088 in words is "two hundred eighty-eight million, nine hundred seven thousand, eighty-eight".
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