Base | Representation |
---|---|
bin | 1110100010010… |
… | …1000000011101 |
3 | 11020201112201201 |
4 | 3220211000131 |
5 | 111102001424 |
6 | 10014435501 |
7 | 1340141104 |
oct | 350450035 |
9 | 136645651 |
10 | 60968989 |
11 | 314629a4 |
12 | 18502b91 |
13 | c829033 |
14 | 815103b |
15 | 5544d44 |
hex | 3a2501d |
60968989 has 2 divisors, whose sum is σ = 60968990. Its totient is φ = 60968988.
The previous prime is 60968977. The next prime is 60969001. The reversal of 60968989 is 98986906.
It is a balanced prime because it is at equal distance from previous prime (60968977) and next prime (60969001).
It can be written as a sum of positive squares in only one way, i.e., 40220964 + 20748025 = 6342^2 + 4555^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-60968989 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (60968389) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30484494 + 30484495.
It is an arithmetic number, because the mean of its divisors is an integer number (30484495).
Almost surely, 260968989 is an apocalyptic number.
It is an amenable number.
60968989 is a deficient number, since it is larger than the sum of its proper divisors (1).
60968989 is an equidigital number, since it uses as much as digits as its factorization.
60968989 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1679616, while the sum is 55.
The square root of 60968989 is about 7808.2641476835. The cubic root of 60968989 is about 393.5829995088.
The spelling of 60968989 in words is "sixty million, nine hundred sixty-eight thousand, nine hundred eighty-nine".
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