Base | Representation |
---|---|
bin | 1011001101010111010… |
… | …10001001100111111001 |
3 | 1100211002111212212220022 |
4 | 11212223222021213321 |
5 | 22302222300331440 |
6 | 452532140140225 |
7 | 36552634230602 |
oct | 5465352114771 |
9 | 1324074785808 |
10 | 385132042745 |
11 | 139373aa801a |
12 | 62783b37675 |
13 | 2a4192747b8 |
14 | 148d7710da9 |
15 | a0414b7cb5 |
hex | 59aba899f9 |
385132042745 has 8 divisors (see below), whose sum is σ = 469734819720. Its totient is φ = 303054721920.
The previous prime is 385132042741. The next prime is 385132042777. The reversal of 385132042745 is 547240231583.
It can be written as a sum of positive squares in 4 ways, for example, as 35069303824 + 350062738921 = 187268^2 + 591661^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 385132042745 - 22 = 385132042741 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 385132042696 and 385132042705.
It is not an unprimeable number, because it can be changed into a prime (385132042741) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 631363700 + ... + 631364309.
It is an arithmetic number, because the mean of its divisors is an integer number (58716852465).
Almost surely, 2385132042745 is an apocalyptic number.
It is an amenable number.
385132042745 is a deficient number, since it is larger than the sum of its proper divisors (84602776975).
385132042745 is a wasteful number, since it uses less digits than its factorization.
385132042745 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1262728075.
The product of its (nonzero) digits is 806400, while the sum is 44.
The spelling of 385132042745 in words is "three hundred eighty-five billion, one hundred thirty-two million, forty-two thousand, seven hundred forty-five".
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