Base | Representation |
---|---|
bin | 100111011000000011… |
… | …001101111101101100 |
3 | 11001010112012110210211 |
4 | 213120003031331230 |
5 | 1143042013143243 |
6 | 31231202512204 |
7 | 3024503131222 |
oct | 473003157554 |
9 | 131115173724 |
10 | 42279427948 |
11 | 16a266a8a9a |
12 | 823b365664 |
13 | 3caa3a3ab4 |
14 | 2091202b12 |
15 | 1176b92d9d |
hex | 9d80cdf6c |
42279427948 has 12 divisors (see below), whose sum is σ = 74048820832. Its totient is φ = 21122622000.
The previous prime is 42279427921. The next prime is 42279427979. The reversal of 42279427948 is 84972497224.
It is a super-2 number, since 2×422794279482 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 42279427892 and 42279427901.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4267428 + ... + 4277323.
Almost surely, 242279427948 is an apocalyptic number.
It is an amenable number.
42279427948 is a deficient number, since it is larger than the sum of its proper divisors (31769392884).
42279427948 is a wasteful number, since it uses less digits than its factorization.
42279427948 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8545992 (or 8545990 counting only the distinct ones).
The product of its digits is 16257024, while the sum is 58.
The spelling of 42279427948 in words is "forty-two billion, two hundred seventy-nine million, four hundred twenty-seven thousand, nine hundred forty-eight".
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