Base | Representation |
---|---|
bin | 111001101110110… |
… | …010111110111001 |
3 | 2111111112101120002 |
4 | 321232302332321 |
5 | 3440423200021 |
6 | 240035442345 |
7 | 33000461426 |
oct | 7156627671 |
9 | 2444471502 |
10 | 968568761 |
11 | 457806056 |
12 | 2304563b5 |
13 | 125883914 |
14 | 928c8d4d |
15 | 5a07350b |
hex | 39bb2fb9 |
968568761 has 6 divisors (see below), whose sum is σ = 1028895150. Its totient is φ = 911593856.
The previous prime is 968568751. The next prime is 968568787. The reversal of 968568761 is 167865869.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 516198400 + 452370361 = 22720^2 + 21269^2 .
It is not a de Polignac number, because 968568761 - 210 = 968567737 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 968568697 and 968568706.
It is not an unprimeable number, because it can be changed into a prime (968568751) 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, 1675436 + ... + 1676013.
It is an arithmetic number, because the mean of its divisors is an integer number (171482525).
Almost surely, 2968568761 is an apocalyptic number.
It is an amenable number.
968568761 is a deficient number, since it is larger than the sum of its proper divisors (60326389).
968568761 is a wasteful number, since it uses less digits than its factorization.
968568761 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3351483 (or 3351466 counting only the distinct ones).
The product of its digits is 4354560, while the sum is 56.
The square root of 968568761 is about 31121.8373654256. The cubic root of 968568761 is about 989.4111932540.
The spelling of 968568761 in words is "nine hundred sixty-eight million, five hundred sixty-eight thousand, seven hundred sixty-one".
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