Base | Representation |
---|---|
bin | 10001010000010… |
… | …011110100010110 |
3 | 202011201112002100 |
4 | 101100103310112 |
5 | 1043102110100 |
6 | 44420422530 |
7 | 10113415530 |
oct | 2120236426 |
9 | 664645070 |
10 | 289488150 |
11 | 139454806 |
12 | 80b47a46 |
13 | 47c8a283 |
14 | 2a638850 |
15 | 1a634400 |
hex | 11413d16 |
289488150 has 144 divisors (see below), whose sum is σ = 919807200. Its totient is φ = 63866880.
The previous prime is 289488149. The next prime is 289488191. The reversal of 289488150 is 51884982.
It is a happy number.
It is a super-3 number, since 3×2894881503 (a number of 26 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a junction number, because it is equal to n+sod(n) for n = 289488096 and 289488105.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 89766 + ... + 92934.
It is an arithmetic number, because the mean of its divisors is an integer number (6387550).
Almost surely, 2289488150 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 289488150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (459903600).
289488150 is an abundant number, since it is smaller than the sum of its proper divisors (630319050).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
289488150 is a wasteful number, since it uses less digits than its factorization.
289488150 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3223 (or 3215 counting only the distinct ones).
The product of its (nonzero) digits is 184320, while the sum is 45.
The square root of 289488150 is about 17014.3512953036. The cubic root of 289488150 is about 661.5209413999.
The spelling of 289488150 in words is "two hundred eighty-nine million, four hundred eighty-eight thousand, one hundred fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •