Base | Representation |
---|---|
bin | 1001111010001110… |
… | …0000110000010010 |
3 | 20212101110112222210 |
4 | 2132203200300102 |
5 | 20421441444310 |
6 | 1115543212550 |
7 | 122630361534 |
oct | 23643406022 |
9 | 6771415883 |
10 | 2660109330 |
11 | 114562056a |
12 | 622a47156 |
13 | 33515a8b8 |
14 | 1b340b854 |
15 | 108805820 |
hex | 9e8e0c12 |
2660109330 has 64 divisors (see below), whose sum is σ = 6543452160. Its totient is φ = 691893696.
The previous prime is 2660109329. The next prime is 2660109343. The reversal of 2660109330 is 339010662.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 189949 + ... + 203471.
It is an arithmetic number, because the mean of its divisors is an integer number (102241440).
Almost surely, 22660109330 is an apocalyptic number.
2660109330 is an abundant number, since it is smaller than the sum of its proper divisors (3883342830).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2660109330 is a wasteful number, since it uses less digits than its factorization.
2660109330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13695.
The product of its (nonzero) digits is 5832, while the sum is 30.
The square root of 2660109330 is about 51576.2477309081. The cubic root of 2660109330 is about 1385.5849649243.
Adding to 2660109330 its reverse (339010662), we get a palindrome (2999119992).
The spelling of 2660109330 in words is "two billion, six hundred sixty million, one hundred nine thousand, three hundred thirty".
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