Base | Representation |
---|---|
bin | 111000110100011110… |
… | …101011100010101111 |
3 | 12211110220002010100101 |
4 | 320310132223202233 |
5 | 1444422030000142 |
6 | 44005544011531 |
7 | 4256612305153 |
oct | 706436534257 |
9 | 184426063311 |
10 | 61010000047 |
11 | 23968611047 |
12 | b9a8160ba7 |
13 | 59a3a88c59 |
14 | 2d4aa85063 |
15 | 18c125c0b7 |
hex | e347ab8af |
61010000047 has 2 divisors, whose sum is σ = 61010000048. Its totient is φ = 61010000046.
The previous prime is 61010000041. The next prime is 61010000057. The reversal of 61010000047 is 74000001016.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 61010000047 - 211 = 61009997999 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 61009999979 and 61010000033.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (61010000041) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30505000023 + 30505000024.
It is an arithmetic number, because the mean of its divisors is an integer number (30505000024).
Almost surely, 261010000047 is an apocalyptic number.
61010000047 is a deficient number, since it is larger than the sum of its proper divisors (1).
61010000047 is an equidigital number, since it uses as much as digits as its factorization.
61010000047 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 168, while the sum is 19.
The spelling of 61010000047 in words is "sixty-one billion, ten million, forty-seven", and thus it is an aban number and an uban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •