Base | Representation |
---|---|
bin | 111001101111100… |
… | …010110000011111 |
3 | 2111111220022222201 |
4 | 321233202300133 |
5 | 3441000430242 |
6 | 240043552331 |
7 | 33002235100 |
oct | 7157426037 |
9 | 2444808881 |
10 | 968764447 |
11 | 45792a082 |
12 | 23052b6a7 |
13 | 125921a01 |
14 | 9293a3a7 |
15 | 5a0b14b7 |
hex | 39be2c1f |
968764447 has 6 divisors (see below), whose sum is σ = 1126930128. Its totient is φ = 830369484.
The previous prime is 968764421. The next prime is 968764513. The reversal of 968764447 is 744467869.
It is a de Polignac number, because none of the positive numbers 2k-968764447 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (968764847) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9885303 + ... + 9885400.
It is an arithmetic number, because the mean of its divisors is an integer number (187821688).
Almost surely, 2968764447 is an apocalyptic number.
968764447 is a deficient number, since it is larger than the sum of its proper divisors (158165681).
968764447 is a wasteful number, since it uses less digits than its factorization.
968764447 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19770717 (or 19770710 counting only the distinct ones).
The product of its digits is 8128512, while the sum is 55.
The square root of 968764447 is about 31124.9810762995. The cubic root of 968764447 is about 989.4778210761.
The spelling of 968764447 in words is "nine hundred sixty-eight million, seven hundred sixty-four thousand, four hundred forty-seven".
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