Base | Representation |
---|---|
bin | 1111010011000100… |
… | …11000110011001101 |
3 | 210012101100100020122 |
4 | 13221202120303031 |
5 | 113310021314401 |
6 | 3434550354325 |
7 | 410345653352 |
oct | 75142306315 |
9 | 23171310218 |
10 | 8213073101 |
11 | 353507a422 |
12 | 171265b9a5 |
13 | a0b72698c |
14 | 57cad0629 |
15 | 33108821b |
hex | 1e9898ccd |
8213073101 has 4 divisors (see below), whose sum is σ = 8216583804. Its totient is φ = 8209562400.
The previous prime is 8213073091. The next prime is 8213073107. The reversal of 8213073101 is 1013703128.
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 5362047076 + 2851026025 = 73226^2 + 53395^2 .
It is a cyclic number.
It is not a de Polignac number, because 8213073101 - 226 = 8145964237 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8213073107) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1751840 + ... + 1756521.
It is an arithmetic number, because the mean of its divisors is an integer number (2054145951).
Almost surely, 28213073101 is an apocalyptic number.
It is an amenable number.
8213073101 is a deficient number, since it is larger than the sum of its proper divisors (3510703).
8213073101 is a wasteful number, since it uses less digits than its factorization.
8213073101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3510702.
The product of its (nonzero) digits is 1008, while the sum is 26.
The square root of 8213073101 is about 90626.0067585459. The cubic root of 8213073101 is about 2017.6007442781.
Adding to 8213073101 its reverse (1013703128), we get a palindrome (9226776229).
The spelling of 8213073101 in words is "eight billion, two hundred thirteen million, seventy-three thousand, one hundred one".
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