Base | Representation |
---|---|
bin | 10011110111110000… |
… | …01000010010001101 |
3 | 1000112111012001112001 |
4 | 21323320020102031 |
5 | 133322032334112 |
6 | 4522333312301 |
7 | 525240411322 |
oct | 117370102215 |
9 | 30474161461 |
10 | 10668246157 |
11 | 4584a46268 |
12 | 2098935691 |
13 | 101028c4ba |
14 | 732bd2b49 |
15 | 4268abc57 |
hex | 27be0848d |
10668246157 has 2 divisors, whose sum is σ = 10668246158. Its totient is φ = 10668246156.
The previous prime is 10668246131. The next prime is 10668246161. The reversal of 10668246157 is 75164286601.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 9033742116 + 1634504041 = 95046^2 + 40429^2 .
It is an emirp because it is prime and its reverse (75164286601) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 10668246157 - 227 = 10534028429 is a prime.
It is a super-2 number, since 2×106682461572 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10668246257) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5334123078 + 5334123079.
It is an arithmetic number, because the mean of its divisors is an integer number (5334123079).
Almost surely, 210668246157 is an apocalyptic number.
It is an amenable number.
10668246157 is a deficient number, since it is larger than the sum of its proper divisors (1).
10668246157 is an equidigital number, since it uses as much as digits as its factorization.
10668246157 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 483840, while the sum is 46.
The spelling of 10668246157 in words is "ten billion, six hundred sixty-eight million, two hundred forty-six thousand, one hundred fifty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •