Base | Representation |
---|---|
bin | 100111110101010001… |
… | …001111001111011101 |
3 | 11002101200121221200220 |
4 | 213311101033033131 |
5 | 1200043012024321 |
6 | 31351553511553 |
7 | 3042604651110 |
oct | 476521171735 |
9 | 132350557626 |
10 | 42769642461 |
11 | 17158391457 |
12 | 83575725b9 |
13 | 4057b10b60 |
14 | 20da36c577 |
15 | 11a4c269c6 |
hex | 9f544f3dd |
42769642461 has 32 divisors (see below), whose sum is σ = 70353776640. Its totient is φ = 22505909184.
The previous prime is 42769642411. The next prime is 42769642493. The reversal of 42769642461 is 16424696724.
It is not a de Polignac number, because 42769642461 - 211 = 42769640413 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42769642411) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72565 + ... + 301338.
It is an arithmetic number, because the mean of its divisors is an integer number (2198555520).
Almost surely, 242769642461 is an apocalyptic number.
It is an amenable number.
42769642461 is a deficient number, since it is larger than the sum of its proper divisors (27584134179).
42769642461 is a wasteful number, since it uses less digits than its factorization.
42769642461 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 374345.
The product of its digits is 3483648, while the sum is 51.
The spelling of 42769642461 in words is "forty-two billion, seven hundred sixty-nine million, six hundred forty-two thousand, four hundred sixty-one".
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