Base | Representation |
---|---|
bin | 111001000010101101… |
… | …010101111111110111 |
3 | 12212002112021121101200 |
4 | 321002231111333313 |
5 | 2000414133144413 |
6 | 44045352423543 |
7 | 4265541400215 |
oct | 710255257767 |
9 | 185075247350 |
10 | 61248724983 |
11 | 23a80343686 |
12 | ba540a7bb3 |
13 | 5a11381604 |
14 | 2d70667cb5 |
15 | 18d71b5573 |
hex | e42b55ff7 |
61248724983 has 6 divisors (see below), whose sum is σ = 88470380544. Its totient is φ = 40832483316.
The previous prime is 61248724961. The next prime is 61248725017. The reversal of 61248724983 is 38942784216.
61248724983 is a `hidden beast` number, since 61 + 2 + 487 + 24 + 9 + 83 = 666.
It is not a de Polignac number, because 61248724983 - 212 = 61248720887 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61248724583) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3402706935 + ... + 3402706952.
It is an arithmetic number, because the mean of its divisors is an integer number (14745063424).
Almost surely, 261248724983 is an apocalyptic number.
61248724983 is a deficient number, since it is larger than the sum of its proper divisors (27221655561).
61248724983 is a wasteful number, since it uses less digits than its factorization.
61248724983 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6805413893 (or 6805413890 counting only the distinct ones).
The product of its digits is 4644864, while the sum is 54.
The spelling of 61248724983 in words is "sixty-one billion, two hundred forty-eight million, seven hundred twenty-four thousand, nine hundred eighty-three".
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