Base | Representation |
---|---|
bin | 101110011000100111… |
… | …001000101101100001 |
3 | 11202112222221222211020 |
4 | 232120213020231201 |
5 | 1304000042131020 |
6 | 34514034440053 |
7 | 3412133552466 |
oct | 563047105541 |
9 | 152488858736 |
10 | 49805036385 |
11 | 1a13870aaa5 |
12 | 979b733029 |
13 | 4909559c40 |
14 | 25a689d66d |
15 | 14676d2c40 |
hex | b989c8b61 |
49805036385 has 32 divisors (see below), whose sum is σ = 87911042688. Its totient is φ = 23921364480.
The previous prime is 49805036383. The next prime is 49805036389. The reversal of 49805036385 is 58363050894.
It is a happy number.
It is not a de Polignac number, because 49805036385 - 21 = 49805036383 is a prime.
It is a super-2 number, since 2×498050363852 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (49805036383) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3106767 + ... + 3122756.
It is an arithmetic number, because the mean of its divisors is an integer number (2747220084).
Almost surely, 249805036385 is an apocalyptic number.
It is an amenable number.
49805036385 is a deficient number, since it is larger than the sum of its proper divisors (38106006303).
49805036385 is a wasteful number, since it uses less digits than its factorization.
49805036385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6229585.
The product of its (nonzero) digits is 3110400, while the sum is 51.
It can be divided in two parts, 498050 and 36385, that added together give a palindrome (534435).
The spelling of 49805036385 in words is "forty-nine billion, eight hundred five million, thirty-six thousand, three hundred eighty-five".
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