Base | Representation |
---|---|
bin | 10100001101011011011… |
… | …101011100100110110101 |
3 | 11220202202110221010110201 |
4 | 110031123131130212311 |
5 | 140223240033220423 |
6 | 2542002054120501 |
7 | 202223656503445 |
oct | 24153335344665 |
9 | 4822673833421 |
10 | 1388808882613 |
11 | 495a99454149 |
12 | 1a51b1350131 |
13 | a0c6c215319 |
14 | 4b30c1ca125 |
15 | 261d591d2ad |
hex | 1435b75c9b5 |
1388808882613 has 8 divisors (see below), whose sum is σ = 1421459835488. Its totient is φ = 1356173978544.
The previous prime is 1388808882599. The next prime is 1388808882623. The reversal of 1388808882613 is 3162888088831.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1388808882613 - 29 = 1388808882101 is a prime.
It is a super-2 number, since 2×13888088826132 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1388808882623) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3837006 + ... + 4183327.
It is an arithmetic number, because the mean of its divisors is an integer number (177682479436).
Almost surely, 21388808882613 is an apocalyptic number.
It is an amenable number.
1388808882613 is a deficient number, since it is larger than the sum of its proper divisors (32650952875).
1388808882613 is an equidigital number, since it uses as much as digits as its factorization.
1388808882613 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8024403.
The product of its (nonzero) digits is 28311552, while the sum is 64.
The spelling of 1388808882613 in words is "one trillion, three hundred eighty-eight billion, eight hundred eight million, eight hundred eighty-two thousand, six hundred thirteen".
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