Base | Representation |
---|---|
bin | 1011000110001011100… |
… | …00101101010000010101 |
3 | 1100110010201011220111211 |
4 | 11203011300231100111 |
5 | 22221322400030002 |
6 | 451053314301421 |
7 | 36355231020520 |
oct | 5430560552025 |
9 | 1313121156454 |
10 | 381275001877 |
11 | 137774887140 |
12 | 61a88287871 |
13 | 29c531582b3 |
14 | 1464d371bb7 |
15 | 9db7a80dd7 |
hex | 58c5c2d415 |
381275001877 has 16 divisors (see below), whose sum is σ = 476577878400. Its totient is φ = 296333634240.
The previous prime is 381275001857. The next prime is 381275001917. The reversal of 381275001877 is 778100572183.
It is not a de Polignac number, because 381275001877 - 211 = 381274999829 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 381275001877.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (381275001847) 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 15 ways as a sum of consecutive naturals, for example, 6334602 + ... + 6394507.
It is an arithmetic number, because the mean of its divisors is an integer number (29786117400).
Almost surely, 2381275001877 is an apocalyptic number.
It is an amenable number.
381275001877 is a deficient number, since it is larger than the sum of its proper divisors (95302876523).
381275001877 is a wasteful number, since it uses less digits than its factorization.
381275001877 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12729516.
The product of its (nonzero) digits is 658560, while the sum is 49.
The spelling of 381275001877 in words is "three hundred eighty-one billion, two hundred seventy-five million, one thousand, eight hundred seventy-seven".
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