Base | Representation |
---|---|
bin | 1111001001100110… |
… | …10100010100010001 |
3 | 202222211211222002021 |
4 | 13210303110110101 |
5 | 113124202000410 |
6 | 3423031451441 |
7 | 405362446504 |
oct | 74463242421 |
9 | 22884758067 |
10 | 8133625105 |
11 | 34a4245a21 |
12 | 16abb26b81 |
13 | 9c812a928 |
14 | 57232d13b |
15 | 3290e2eda |
hex | 1e4cd4511 |
8133625105 has 4 divisors (see below), whose sum is σ = 9760350132. Its totient is φ = 6506900080.
The previous prime is 8133625081. The next prime is 8133625109. The reversal of 8133625105 is 5015263318.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 3751317504 + 4382307601 = 61248^2 + 66199^2 .
It is not a de Polignac number, because 8133625105 - 29 = 8133624593 is a prime.
It is a super-2 number, since 2×81336251052 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (8133625109) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 813362506 + ... + 813362515.
It is an arithmetic number, because the mean of its divisors is an integer number (2440087533).
Almost surely, 28133625105 is an apocalyptic number.
It is an amenable number.
8133625105 is a deficient number, since it is larger than the sum of its proper divisors (1626725027).
8133625105 is a wasteful number, since it uses less digits than its factorization.
8133625105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1626725026.
The product of its (nonzero) digits is 21600, while the sum is 34.
The square root of 8133625105 is about 90186.6126706176. The cubic root of 8133625105 is about 2011.0739955577.
The spelling of 8133625105 in words is "eight billion, one hundred thirty-three million, six hundred twenty-five thousand, one hundred five".
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