Base | Representation |
---|---|
bin | 100100101101101010… |
… | …010100101101010111 |
3 | 10202202022010212112011 |
4 | 210231222110231113 |
5 | 1121213204302010 |
6 | 30035404005051 |
7 | 2563612026631 |
oct | 445552245527 |
9 | 122668125464 |
10 | 39420775255 |
11 | 15799aaaa04 |
12 | 7781b30787 |
13 | 394307bc24 |
14 | 1c9d6b1a51 |
15 | 105ac1ea8a |
hex | 92da94b57 |
39420775255 has 16 divisors (see below), whose sum is σ = 49829155200. Its totient is φ = 29856103200.
The previous prime is 39420775249. The next prime is 39420775259. The reversal of 39420775255 is 55257702493.
It is not a de Polignac number, because 39420775255 - 27 = 39420775127 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 39420775199 and 39420775208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (39420775259) 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 15 ways as a sum of consecutive naturals, for example, 5145 + ... + 280834.
It is an arithmetic number, because the mean of its divisors is an integer number (3114322200).
Almost surely, 239420775255 is an apocalyptic number.
39420775255 is a deficient number, since it is larger than the sum of its proper divisors (10408379945).
39420775255 is a wasteful number, since it uses less digits than its factorization.
39420775255 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 287454.
The product of its (nonzero) digits is 2646000, while the sum is 49.
The spelling of 39420775255 in words is "thirty-nine billion, four hundred twenty million, seven hundred seventy-five thousand, two hundred fifty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •