Base | Representation |
---|---|
bin | 111000110111111100… |
… | …010100010100100111 |
3 | 12211121221101221201221 |
4 | 320313330110110213 |
5 | 2000031413212103 |
6 | 44015421201211 |
7 | 4261216202335 |
oct | 706774242447 |
9 | 184557357657 |
10 | 61068100903 |
11 | 23998395087 |
12 | ba03700207 |
13 | 59b2b1c664 |
14 | 2d5468ab55 |
15 | 18c63d71bd |
hex | e37f14527 |
61068100903 has 2 divisors, whose sum is σ = 61068100904. Its totient is φ = 61068100902.
The previous prime is 61068100901. The next prime is 61068100943. The reversal of 61068100903 is 30900186016.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 61068100903 - 21 = 61068100901 is a prime.
Together with 61068100901, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (61068100901) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30534050451 + 30534050452.
It is an arithmetic number, because the mean of its divisors is an integer number (30534050452).
Almost surely, 261068100903 is an apocalyptic number.
61068100903 is a deficient number, since it is larger than the sum of its proper divisors (1).
61068100903 is an equidigital number, since it uses as much as digits as its factorization.
61068100903 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 7776, while the sum is 34.
Adding to 61068100903 its reverse (30900186016), we get a palindrome (91968286919).
The spelling of 61068100903 in words is "sixty-one billion, sixty-eight million, one hundred thousand, nine hundred three".
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