Base | Representation |
---|---|
bin | 100111010101110111… |
… | …111111001011111101 |
3 | 11001000222112011012221 |
4 | 213111313333023331 |
5 | 1143003142220110 |
6 | 31223420325341 |
7 | 3023550655405 |
oct | 472567771375 |
9 | 131028464187 |
10 | 42242929405 |
11 | 16a0803a106 |
12 | 822b0a3851 |
13 | 3ca2964c21 |
14 | 208a421805 |
15 | 11738837da |
hex | 9d5dff2fd |
42242929405 has 8 divisors (see below), whose sum is σ = 50854512384. Its totient is φ = 33685678800.
The previous prime is 42242929397. The next prime is 42242929409. The reversal of 42242929405 is 50492924224.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 42242929405 - 23 = 42242929397 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42242929409) 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, 13581381 + ... + 13584490.
It is an arithmetic number, because the mean of its divisors is an integer number (6356814048).
Almost surely, 242242929405 is an apocalyptic number.
It is an amenable number.
42242929405 is a deficient number, since it is larger than the sum of its proper divisors (8611582979).
42242929405 is a wasteful number, since it uses less digits than its factorization.
42242929405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27166187.
The product of its (nonzero) digits is 414720, while the sum is 43.
The spelling of 42242929405 in words is "forty-two billion, two hundred forty-two million, nine hundred twenty-nine thousand, four hundred five".
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