Base | Representation |
---|---|
bin | 1100101111100011110… |
… | …1101000000100000000 |
3 | 202221002021111222022111 |
4 | 3023320331220010000 |
5 | 12041324332103443 |
6 | 244323424145104 |
7 | 21550113041050 |
oct | 3137075500400 |
9 | 687067458274 |
10 | 218925269248 |
11 | 84933675094 |
12 | 36519768194 |
13 | 1784c152a4a |
14 | a84b765560 |
15 | 5a64b9b69d |
hex | 32f8f68100 |
218925269248 has 144 divisors (see below), whose sum is σ = 526133776000. Its totient is φ = 88815108096.
The previous prime is 218925269237. The next prime is 218925269249. The reversal of 218925269248 is 842962529812.
It is a junction number, because it is equal to n+sod(n) for n = 218925269192 and 218925269201.
It is not an unprimeable number, because it can be changed into a prime (218925269249) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69081808 + ... + 69084976.
Almost surely, 2218925269248 is an apocalyptic number.
218925269248 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 218925269248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (263066888000).
218925269248 is an abundant number, since it is smaller than the sum of its proper divisors (307208506752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
218925269248 is a wasteful number, since it uses less digits than its factorization.
218925269248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5240 (or 5226 counting only the distinct ones).
The product of its digits is 9953280, while the sum is 58.
The spelling of 218925269248 in words is "two hundred eighteen billion, nine hundred twenty-five million, two hundred sixty-nine thousand, two hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •