Base | Representation |
---|---|
bin | 1011000000010101011… |
… | …01010011101000111000 |
3 | 1100011001000001021020100 |
4 | 11200022231103220320 |
5 | 22143411003134003 |
6 | 445414051155400 |
7 | 36214403343654 |
oct | 5401255235070 |
9 | 1304030037210 |
10 | 378136771128 |
11 | 136404392a06 |
12 | 613512a5b60 |
13 | 29872c35b1c |
14 | 14432665a64 |
15 | 9c822d4ba3 |
hex | 580ab53a38 |
378136771128 has 48 divisors (see below), whose sum is σ = 1028105376480. Its totient is φ = 125555134464.
The previous prime is 378136771123. The next prime is 378136771139. The reversal of 378136771128 is 821177631873.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (378136771123) 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 11 ways as a sum of consecutive naturals, for example, 10199200 + ... + 10236207.
It is an arithmetic number, because the mean of its divisors is an integer number (21418862010).
Almost surely, 2378136771128 is an apocalyptic number.
It is an amenable number.
378136771128 is an abundant number, since it is smaller than the sum of its proper divisors (649968605352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
378136771128 is a wasteful number, since it uses less digits than its factorization.
378136771128 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20435676 (or 20435669 counting only the distinct ones).
The product of its digits is 2370816, while the sum is 54.
The spelling of 378136771128 in words is "three hundred seventy-eight billion, one hundred thirty-six million, seven hundred seventy-one thousand, one hundred twenty-eight".
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