Base | Representation |
---|---|
bin | 1100010111011010001… |
… | …0110110000000100000 |
3 | 202022100110120010100002 |
4 | 3011312202312000200 |
5 | 11440040203234404 |
6 | 241332234315132 |
7 | 21230342162150 |
oct | 3056642660040 |
9 | 668313503302 |
10 | 212442243104 |
11 | 82107120643 |
12 | 3520a588aa8 |
13 | 17057c95ac0 |
14 | a3d473c760 |
15 | 57d594ec1e |
hex | 31768b6020 |
212442243104 has 192 divisors, whose sum is σ = 532506949632. Its totient is φ = 81157939200.
The previous prime is 212442243089. The next prime is 212442243107. The reversal of 212442243104 is 401342244212.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (212442243107) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47029454 + ... + 47033970.
It is an arithmetic number, because the mean of its divisors is an integer number (2773473696).
Almost surely, 2212442243104 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 212442243104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (266253474816).
212442243104 is an abundant number, since it is smaller than the sum of its proper divisors (320064706528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212442243104 is a wasteful number, since it uses less digits than its factorization.
212442243104 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5099 (or 5091 counting only the distinct ones).
The product of its (nonzero) digits is 12288, while the sum is 29.
Adding to 212442243104 its reverse (401342244212), we get a palindrome (613784487316).
The spelling of 212442243104 in words is "two hundred twelve billion, four hundred forty-two million, two hundred forty-three thousand, one hundred four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •