Base | Representation |
---|---|
bin | 111001001000010… |
… | …0000011100100000 |
3 | 11221121001010100220 |
4 | 1302100200130200 |
5 | 12411213223244 |
6 | 514114243040 |
7 | 65334430455 |
oct | 16220403440 |
9 | 4847033326 |
10 | 1916929824 |
11 | 8a4069827 |
12 | 455b86480 |
13 | 2471b0704 |
14 | 14283382c |
15 | b3454319 |
hex | 72420720 |
1916929824 has 96 divisors (see below), whose sum is σ = 5166685440. Its totient is φ = 622079232.
The previous prime is 1916929813. The next prime is 1916929829. The reversal of 1916929824 is 4289296191.
It is a tau number, because it is divible by the number of its divisors (96).
It is not an unprimeable number, because it can be changed into a prime (1916929829) 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, 604467 + ... + 607629.
It is an arithmetic number, because the mean of its divisors is an integer number (53819640).
Almost surely, 21916929824 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 1916929824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2583342720).
1916929824 is an abundant number, since it is smaller than the sum of its proper divisors (3249755616).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1916929824 is a wasteful number, since it uses less digits than its factorization.
1916929824 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3342 (or 3334 counting only the distinct ones).
The product of its digits is 559872, while the sum is 51.
The square root of 1916929824 is about 43782.7571539299. The cubic root of 1916929824 is about 1242.2301662681.
The spelling of 1916929824 in words is "one billion, nine hundred sixteen million, nine hundred twenty-nine thousand, eight hundred twenty-four".
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