Base | Representation |
---|---|
bin | 100111001101111000… |
… | …110111111101101111 |
3 | 11000200122102000010101 |
4 | 213031320313331233 |
5 | 1142214342203424 |
6 | 31202232451531 |
7 | 3020333056165 |
oct | 471570677557 |
9 | 130618360111 |
10 | 42108944239 |
11 | 1694944606a |
12 | 81b2249ba7 |
13 | 3c80c8256b |
14 | 2076705235 |
15 | 1166c19344 |
hex | 9cde37f6f |
42108944239 has 8 divisors (see below), whose sum is σ = 43278048000. Its totient is φ = 40948469016.
The previous prime is 42108944233. The next prime is 42108944323. The reversal of 42108944239 is 93244980124.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 42108944239 - 23 = 42108944231 is a prime.
It is a super-2 number, since 2×421089442392 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42108944231) 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, 2147239 + ... + 2166760.
It is an arithmetic number, because the mean of its divisors is an integer number (5409756000).
Almost surely, 242108944239 is an apocalyptic number.
42108944239 is a deficient number, since it is larger than the sum of its proper divisors (1169103761).
42108944239 is a wasteful number, since it uses less digits than its factorization.
42108944239 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4314269.
The product of its (nonzero) digits is 497664, while the sum is 46.
The spelling of 42108944239 in words is "forty-two billion, one hundred eight million, nine hundred forty-four thousand, two hundred thirty-nine".
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