Base | Representation |
---|---|
bin | 11110101000101001100… |
… | …100101010100010010001 |
3 | 21110020222012101111122120 |
4 | 132220221210222202101 |
5 | 233443003222433210 |
6 | 4251044024124453 |
7 | 305045412043062 |
oct | 36505144524221 |
9 | 7406865344576 |
10 | 2105231452305 |
11 | 7419072a9493 |
12 | 2a0011906729 |
13 | 1236a3b4ca07 |
14 | 73c72620569 |
15 | 39b6663c270 |
hex | 1ea2992a891 |
2105231452305 has 8 divisors (see below), whose sum is σ = 3368370323712. Its totient is φ = 1122790107888.
The previous prime is 2105231452243. The next prime is 2105231452327. The reversal of 2105231452305 is 5032541325012.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2105231452305 - 229 = 2104694581393 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70174381729 + ... + 70174381758.
It is an arithmetic number, because the mean of its divisors is an integer number (421046290464).
Almost surely, 22105231452305 is an apocalyptic number.
It is an amenable number.
2105231452305 is a deficient number, since it is larger than the sum of its proper divisors (1263138871407).
2105231452305 is a wasteful number, since it uses less digits than its factorization.
2105231452305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 140348763495.
The product of its (nonzero) digits is 36000, while the sum is 33.
Adding to 2105231452305 its reverse (5032541325012), we get a palindrome (7137772777317).
The spelling of 2105231452305 in words is "two trillion, one hundred five billion, two hundred thirty-one million, four hundred fifty-two thousand, three hundred five".
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