Base | Representation |
---|---|
bin | 11111100000110… |
… | …001000100010111 |
3 | 1100211210220010111 |
4 | 133200301010113 |
5 | 2040320331122 |
6 | 124243303451 |
7 | 16046506456 |
oct | 3740610427 |
9 | 1324726114 |
10 | 528683287 |
11 | 251478640 |
12 | 12907ab87 |
13 | 856b8962 |
14 | 50300b9d |
15 | 31631d77 |
hex | 1f831117 |
528683287 has 8 divisors (see below), whose sum is σ = 578232720. Its totient is φ = 479381760.
The previous prime is 528683273. The next prime is 528683299. The reversal of 528683287 is 782386825.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 528683287 - 27 = 528683159 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 528683287.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (528683257) 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, 57498 + ... + 66055.
It is an arithmetic number, because the mean of its divisors is an integer number (72279090).
Almost surely, 2528683287 is an apocalyptic number.
528683287 is a deficient number, since it is larger than the sum of its proper divisors (49549433).
528683287 is a wasteful number, since it uses less digits than its factorization.
528683287 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 123953.
The product of its digits is 1290240, while the sum is 49.
The square root of 528683287 is about 22993.1139039496. The cubic root of 528683287 is about 808.5965062049.
The spelling of 528683287 in words is "five hundred twenty-eight million, six hundred eighty-three thousand, two hundred eighty-seven".
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