Base | Representation |
---|---|
bin | 111110110101011… |
… | …0011000111111011 |
3 | 12102221021100220112 |
4 | 1331222303013323 |
5 | 13304220341301 |
6 | 545113414535 |
7 | 103150601354 |
oct | 17552630773 |
9 | 5387240815 |
10 | 2108371451 |
11 | 99213674a |
12 | 4aa10a44b |
13 | 277a5c394 |
14 | 160028d2b |
15 | c516c9bb |
hex | 7dab31fb |
2108371451 has 4 divisors (see below), whose sum is σ = 2115567552. Its totient is φ = 2101175352.
The previous prime is 2108371417. The next prime is 2108371457. The reversal of 2108371451 is 1541738012.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2108371451 - 218 = 2108109307 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2108371457) 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, 3597611 + ... + 3598196.
It is an arithmetic number, because the mean of its divisors is an integer number (528891888).
Almost surely, 22108371451 is an apocalyptic number.
2108371451 is a deficient number, since it is larger than the sum of its proper divisors (7196101).
2108371451 is an equidigital number, since it uses as much as digits as its factorization.
2108371451 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7196100.
The product of its (nonzero) digits is 6720, while the sum is 32.
The square root of 2108371451 is about 45917.0061197374. The cubic root of 2108371451 is about 1282.2785446756.
The spelling of 2108371451 in words is "two billion, one hundred eight million, three hundred seventy-one thousand, four hundred fifty-one".
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