Base | Representation |
---|---|
bin | 111111110001000101011 |
3 | 10221011021110 |
4 | 13332020223 |
5 | 1013331030 |
6 | 112441403 |
7 | 23521611 |
oct | 7761053 |
9 | 3834243 |
10 | 2089515 |
11 | 11a797a |
12 | 849263 |
13 | 5820cc |
14 | 3c56b1 |
15 | 2b41b0 |
hex | 1fe22b |
2089515 has 8 divisors (see below), whose sum is σ = 3343248. Its totient is φ = 1114400.
The previous prime is 2089511. The next prime is 2089517. The reversal of 2089515 is 5159802.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2089515 - 22 = 2089511 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2089511) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69636 + ... + 69665.
It is an arithmetic number, because the mean of its divisors is an integer number (417906).
22089515 is an apocalyptic number.
2089515 is a deficient number, since it is larger than the sum of its proper divisors (1253733).
2089515 is a wasteful number, since it uses less digits than its factorization.
2089515 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 139309.
The product of its (nonzero) digits is 3600, while the sum is 30.
The square root of 2089515 is about 1445.5154789901. The cubic root of 2089515 is about 127.8444358497.
It can be divided in two parts, 20895 and 15, that added together give a triangular number (20910 = T204).
The spelling of 2089515 in words is "two million, eighty-nine thousand, five hundred fifteen".
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