Base | Representation |
---|---|
bin | 111111101100011… |
… | …110001100100111 |
3 | 2202110210122122222 |
4 | 333230132030213 |
5 | 4142031411011 |
6 | 254012142555 |
7 | 35324066606 |
oct | 7754361447 |
9 | 2673718588 |
10 | 1068622631 |
11 | 4a9233aaa |
12 | 259a67a5b |
13 | 140515aab |
14 | a1cd1a3d |
15 | 63c38ddb |
hex | 3fb1e327 |
1068622631 has 8 divisors (see below), whose sum is σ = 1080397344. Its totient is φ = 1056875040.
The previous prime is 1068622613. The next prime is 1068622663. The reversal of 1068622631 is 1362268601.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1068622631 - 226 = 1001513767 is a prime.
It is a super-2 number, since 2×10686226312 = 2283908654970724322, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1068622591 and 1068622600.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1068622231) 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 in 7 ways as a sum of consecutive naturals, for example, 78245 + ... + 90881.
It is an arithmetic number, because the mean of its divisors is an integer number (135049668).
Almost surely, 21068622631 is an apocalyptic number.
1068622631 is a deficient number, since it is larger than the sum of its proper divisors (11774713).
1068622631 is a wasteful number, since it uses less digits than its factorization.
1068622631 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13561.
The product of its (nonzero) digits is 20736, while the sum is 35.
The square root of 1068622631 is about 32689.7939883383. The cubic root of 1068622631 is about 1022.3700593082.
The spelling of 1068622631 in words is "one billion, sixty-eight million, six hundred twenty-two thousand, six hundred thirty-one".
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