Base | Representation |
---|---|
bin | 111111101010101… |
… | …100011100011101 |
3 | 2202102220222112022 |
4 | 333222230130131 |
5 | 4141422003301 |
6 | 253554145525 |
7 | 35320116323 |
oct | 7752543435 |
9 | 2672828468 |
10 | 1068156701 |
11 | 4a8a45a37 |
12 | 2598822a5 |
13 | 1403b19b1 |
14 | a1c0dd13 |
15 | 63b95d1b |
hex | 3faac71d |
1068156701 has 2 divisors, whose sum is σ = 1068156702. Its totient is φ = 1068156700.
The previous prime is 1068156697. The next prime is 1068156703. The reversal of 1068156701 is 1076518601.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1042644100 + 25512601 = 32290^2 + 5051^2 .
It is an emirp because it is prime and its reverse (1076518601) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1068156701 - 22 = 1068156697 is a prime.
It is a super-2 number, since 2×10681567012 = 2281917475782406802, which contains 22 as substring.
Together with 1068156703, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1068156703) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 534078350 + 534078351.
It is an arithmetic number, because the mean of its divisors is an integer number (534078351).
Almost surely, 21068156701 is an apocalyptic number.
It is an amenable number.
1068156701 is a deficient number, since it is larger than the sum of its proper divisors (1).
1068156701 is an equidigital number, since it uses as much as digits as its factorization.
1068156701 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 10080, while the sum is 35.
The square root of 1068156701 is about 32682.6666751659. Note that the first 4 decimals coincide. The cubic root of 1068156701 is about 1022.2214499001.
The spelling of 1068156701 in words is "one billion, sixty-eight million, one hundred fifty-six thousand, seven hundred one".
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