Base | Representation |
---|---|
bin | 100000111000100111010110… |
… | …1101100110110110011100100 |
3 | 1101221011121111022210011012021 |
4 | 1001301032231230312303210 |
5 | 300403132421113412100 |
6 | 2503110223541032524 |
7 | 114633030142314361 |
oct | 10161165554666344 |
9 | 1357147438704167 |
10 | 289256076700900 |
11 | 841908a4453121 |
12 | 285379229b5744 |
13 | c552966cb226a |
14 | 51600d6b69468 |
15 | 2369333707a1a |
hex | 10713adb36ce4 |
289256076700900 has 243 divisors, whose sum is σ = 657489904755579. Its totient is φ = 110453702832000.
The previous prime is 289256076700859. The next prime is 289256076700901. The reversal of 289256076700900 is 9007670652982.
The square root of 289256076700900 is 17007530.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 8513451799524 + 280742624901376 = 2917782^2 + 16755376^2 .
It is not an unprimeable number, because it can be changed into a prime (289256076700901) by changing a digit.
It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 437603746570 + ... + 437603747230.
Almost surely, 2289256076700900 is an apocalyptic number.
289256076700900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
289256076700900 is the 17007530-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 289256076700900
289256076700900 is an abundant number, since it is smaller than the sum of its proper divisors (368233828054679).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
289256076700900 is an frugal number, since it uses more digits than its factorization.
289256076700900 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1564 (or 782 counting only the distinct ones).
The product of its (nonzero) digits is 22861440, while the sum is 61.
The spelling of 289256076700900 in words is "two hundred eighty-nine trillion, two hundred fifty-six billion, seventy-six million, seven hundred thousand, nine hundred".
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