Base | Representation |
---|---|
bin | 10010110100100111… |
… | …11111010011001101 |
3 | 222002020120111012112 |
4 | 21122103333103031 |
5 | 131143402432140 |
6 | 4350415513405 |
7 | 505262065022 |
oct | 113223772315 |
9 | 28066514175 |
10 | 10105124045 |
11 | 4316096295 |
12 | 1b60228865 |
13 | c50706353 |
14 | 6bc0c9549 |
15 | 3e2225c65 |
hex | 25a4ff4cd |
10105124045 has 4 divisors (see below), whose sum is σ = 12126148860. Its totient is φ = 8084099232.
The previous prime is 10105124041. The next prime is 10105124111. The reversal of 10105124045 is 54042150101.
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 5849649289 + 4255474756 = 76483^2 + 65234^2 .
It is a cyclic number.
It is not a de Polignac number, because 10105124045 - 22 = 10105124041 is a prime.
It is a super-2 number, since 2×101051240452 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 10105124045.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10105124041) 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, 1010512400 + ... + 1010512409.
It is an arithmetic number, because the mean of its divisors is an integer number (3031537215).
Almost surely, 210105124045 is an apocalyptic number.
It is an amenable number.
10105124045 is a deficient number, since it is larger than the sum of its proper divisors (2021024815).
10105124045 is an equidigital number, since it uses as much as digits as its factorization.
10105124045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2021024814.
The product of its (nonzero) digits is 800, while the sum is 23.
Adding to 10105124045 its reverse (54042150101), we get a palindrome (64147274146).
The spelling of 10105124045 in words is "ten billion, one hundred five million, one hundred twenty-four thousand, forty-five".
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