Base | Representation |
---|---|
bin | 1100100101110110101… |
… | …0010100110101000000 |
3 | 202200100200202102211110 |
4 | 3021131222110311000 |
5 | 12021010323204443 |
6 | 243213110443320 |
7 | 21425414314362 |
oct | 3113552246500 |
9 | 680320672743 |
10 | 216319741248 |
11 | 83816944366 |
12 | 35b11063540 |
13 | 175253c58c0 |
14 | a6816c4d32 |
15 | 5961078233 |
hex | 325da94d40 |
216319741248 has 56 divisors (see below), whose sum is σ = 616372603168. Its totient is φ = 66559919616.
The previous prime is 216319741247. The next prime is 216319741277. The reversal of 216319741248 is 842147913612.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a junction number, because it is equal to n+sod(n) for n = 216319741197 and 216319741206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (216319741247) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43330786 + ... + 43335777.
It is an arithmetic number, because the mean of its divisors is an integer number (11006653628).
Almost surely, 2216319741248 is an apocalyptic number.
It is an amenable number.
216319741248 is an abundant number, since it is smaller than the sum of its proper divisors (400052861920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
216319741248 is a wasteful number, since it uses less digits than its factorization.
216319741248 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86666591 (or 86666581 counting only the distinct ones).
The product of its digits is 580608, while the sum is 48.
The spelling of 216319741248 in words is "two hundred sixteen billion, three hundred nineteen million, seven hundred forty-one thousand, two hundred forty-eight".
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