Base | Representation |
---|---|
bin | 1110100110100… |
… | …0101000110101 |
3 | 11021020121201120 |
4 | 3221220220311 |
5 | 111134333010 |
6 | 10024414153 |
7 | 1342403532 |
oct | 351505065 |
9 | 137217646 |
10 | 61246005 |
11 | 31632037 |
12 | 18617359 |
13 | c8c5152 |
14 | 81c3d89 |
15 | 559be70 |
hex | 3a68a35 |
61246005 has 32 divisors (see below), whose sum is σ = 102332160. Its totient is φ = 31249920.
The previous prime is 61246001. The next prime is 61246027. The reversal of 61246005 is 50064216.
61246005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 61246005 - 22 = 61246001 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61246001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31656 + ... + 33534.
It is an arithmetic number, because the mean of its divisors is an integer number (3197880).
Almost surely, 261246005 is an apocalyptic number.
It is an amenable number.
61246005 is a deficient number, since it is larger than the sum of its proper divisors (41086155).
61246005 is a wasteful number, since it uses less digits than its factorization.
61246005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1981.
The product of its (nonzero) digits is 1440, while the sum is 24.
The square root of 61246005 is about 7825.9826858996. The cubic root of 61246005 is about 394.1781877589.
The spelling of 61246005 in words is "sixty-one million, two hundred forty-six thousand, five".
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