Base | Representation |
---|---|
bin | 111011011100000000110… |
… | …0001001011111101100101 |
3 | 1001220221202100221112000002 |
4 | 1312320001201023331211 |
5 | 2032320210114231312 |
6 | 25212451122231045 |
7 | 1502123520065162 |
oct | 166700141137545 |
9 | 31827670845002 |
10 | 8169053273957 |
11 | 266a526674094 |
12 | abb2734b5485 |
13 | 473452674704 |
14 | 2035546b5069 |
15 | e27686044c2 |
hex | 76e0184bf65 |
8169053273957 has 16 divisors (see below), whose sum is σ = 8439199910400. Its totient is φ = 7899322806720.
The previous prime is 8169053273929. The next prime is 8169053273963. The reversal of 8169053273957 is 7593723509618.
It is a cyclic number.
It is not a de Polignac number, because 8169053273957 - 220 = 8169052225381 is a prime.
It is a super-3 number, since 3×81690532739573 (a number of 40 digits) contains 333 as substring.
It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 8169053273893 and 8169053273902.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8169053273357) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 363558719 + ... + 363581187.
It is an arithmetic number, because the mean of its divisors is an integer number (527449994400).
Almost surely, 28169053273957 is an apocalyptic number.
It is an amenable number.
8169053273957 is a deficient number, since it is larger than the sum of its proper divisors (270146636443).
8169053273957 is a wasteful number, since it uses less digits than its factorization.
8169053273957 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31196.
The product of its (nonzero) digits is 85730400, while the sum is 65.
The spelling of 8169053273957 in words is "eight trillion, one hundred sixty-nine billion, fifty-three million, two hundred seventy-three thousand, nine hundred fifty-seven".
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