Base | Representation |
---|---|
bin | 100011011111011110… |
… | …101101000100011000 |
3 | 10122100220000012012021 |
4 | 203133132231010120 |
5 | 1111021412401311 |
6 | 25301310224224 |
7 | 2516244026431 |
oct | 433736550430 |
9 | 118326005167 |
10 | 38109106456 |
11 | 15186662803 |
12 | 74767b5074 |
13 | 37943b9945 |
14 | 1bb73d4488 |
15 | ed09c7171 |
hex | 8df7ad118 |
38109106456 has 32 divisors (see below), whose sum is σ = 74609683200. Its totient is φ = 18214266400.
The previous prime is 38109106429. The next prime is 38109106457. The reversal of 38109106456 is 65460190183.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38109106457) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 220431 + ... + 353281.
It is an arithmetic number, because the mean of its divisors is an integer number (2331552600).
Almost surely, 238109106456 is an apocalyptic number.
It is an amenable number.
38109106456 is a deficient number, since it is larger than the sum of its proper divisors (36500576744).
38109106456 is a wasteful number, since it uses less digits than its factorization.
38109106456 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 134439 (or 134435 counting only the distinct ones).
The product of its (nonzero) digits is 155520, while the sum is 43.
The spelling of 38109106456 in words is "thirty-eight billion, one hundred nine million, one hundred six thousand, four hundred fifty-six".
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