Base | Representation |
---|---|
bin | 110001010100001000011… |
… | …111011111101001110001 |
3 | 102222222021021220221001211 |
4 | 301110020133133221301 |
5 | 421010402121423020 |
6 | 11112454241000121 |
7 | 466560253626325 |
oct | 61241037375161 |
9 | 12888237827054 |
10 | 3388871670385 |
11 | 109723778a353 |
12 | 468952323041 |
13 | 1b7752791506 |
14 | ba045141985 |
15 | 5d24419e85a |
hex | 315087dfa71 |
3388871670385 has 12 divisors (see below), whose sum is σ = 4134405245724. Its totient is φ = 2666653103040.
The previous prime is 3388871670383. The next prime is 3388871670391. The reversal of 3388871670385 is 5830761788833.
It can be written as a sum of positive squares in 6 ways, for example, as 2461186779489 + 927684890896 = 1568817^2 + 963164^2 .
It is not a de Polignac number, because 3388871670385 - 21 = 3388871670383 is a prime.
It is a super-2 number, since 2×33888716703852 (a number of 26 digits) contains 22 as substring.
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 3388871670385.
It is not an unprimeable number, because it can be changed into a prime (3388871670383) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91055614 + ... + 91092823.
It is an arithmetic number, because the mean of its divisors is an integer number (344533770477).
Almost surely, 23388871670385 is an apocalyptic number.
It is an amenable number.
3388871670385 is a deficient number, since it is larger than the sum of its proper divisors (745533575339).
3388871670385 is an equidigital number, since it uses as much as digits as its factorization.
3388871670385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 182148564 (or 182148503 counting only the distinct ones).
The product of its (nonzero) digits is 162570240, while the sum is 67.
The spelling of 3388871670385 in words is "three trillion, three hundred eighty-eight billion, eight hundred seventy-one million, six hundred seventy thousand, three hundred eighty-five".
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