Base | Representation |
---|---|
bin | 100111001010010111… |
… | …001110110000100101 |
3 | 11000112112002210222000 |
4 | 213022113032300211 |
5 | 1142104221334221 |
6 | 31152320555513 |
7 | 3016014225603 |
oct | 471227166045 |
9 | 130475083860 |
10 | 42049793061 |
11 | 169190149a1 |
12 | 8196482b99 |
13 | 3c71941a73 |
14 | 206c908873 |
15 | 1161932e26 |
hex | 9ca5cec25 |
42049793061 has 8 divisors (see below), whose sum is σ = 62295989760. Its totient is φ = 28033195356.
The previous prime is 42049793059. The next prime is 42049793077. The reversal of 42049793061 is 16039794024.
It is a happy number.
42049793061 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 42049793061 - 21 = 42049793059 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 42049792998 and 42049793016.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42049793021) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 778699845 + ... + 778699898.
It is an arithmetic number, because the mean of its divisors is an integer number (7786998720).
Almost surely, 242049793061 is an apocalyptic number.
It is an amenable number.
42049793061 is a deficient number, since it is larger than the sum of its proper divisors (20246196699).
42049793061 is a wasteful number, since it uses less digits than its factorization.
42049793061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1557399752 (or 1557399746 counting only the distinct ones).
The product of its (nonzero) digits is 326592, while the sum is 45.
The spelling of 42049793061 in words is "forty-two billion, forty-nine million, seven hundred ninety-three thousand, sixty-one".
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