Base | Representation |
---|---|
bin | 1011000100000111000… |
… | …01100001001000110111 |
3 | 1100100021021010010121200 |
4 | 11202003201201020313 |
5 | 22212033403130311 |
6 | 450351135543543 |
7 | 36315545223033 |
oct | 5420341411067 |
9 | 1310237103550 |
10 | 380163723831 |
11 | 137254569531 |
12 | 6181808abb3 |
13 | 29b06b59118 |
14 | 145859391c3 |
15 | 9d5021d556 |
hex | 5883861237 |
380163723831 has 6 divisors (see below), whose sum is σ = 549125378880. Its totient is φ = 253442482548.
The previous prime is 380163723803. The next prime is 380163723833. The reversal of 380163723831 is 138327361083.
380163723831 is a `hidden beast` number, since 3 + 8 + 0 + 1 + 637 + 2 + 3 + 8 + 3 + 1 = 666.
It is not a de Polignac number, because 380163723831 - 214 = 380163707447 is a prime.
It is a super-2 number, since 2×3801637238312 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (380163723833) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21120206871 + ... + 21120206888.
It is an arithmetic number, because the mean of its divisors is an integer number (91520896480).
Almost surely, 2380163723831 is an apocalyptic number.
380163723831 is a deficient number, since it is larger than the sum of its proper divisors (168961655049).
380163723831 is a wasteful number, since it uses less digits than its factorization.
380163723831 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42240413765 (or 42240413762 counting only the distinct ones).
The product of its (nonzero) digits is 435456, while the sum is 45.
The spelling of 380163723831 in words is "three hundred eighty billion, one hundred sixty-three million, seven hundred twenty-three thousand, eight hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •