Base | Representation |
---|---|
bin | 111110110110100… |
… | …0111111101000010 |
3 | 12102222102100010120 |
4 | 1331231013331002 |
5 | 13304344343213 |
6 | 545134441110 |
7 | 103156020552 |
oct | 17555077502 |
9 | 5388370116 |
10 | 2108981058 |
11 | 992512758 |
12 | 4aa363196 |
13 | 277c139b2 |
14 | 160147162 |
15 | c523d423 |
hex | 7db47f42 |
2108981058 has 16 divisors (see below), whose sum is σ = 4227708576. Its totient is φ = 701369280.
The previous prime is 2108981051. The next prime is 2108981071. The reversal of 2108981058 is 8501898012.
It is a super-2 number, since 2×21089810582 = 8895602206005598728, which contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (2108981051) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 403288 + ... + 408483.
It is an arithmetic number, because the mean of its divisors is an integer number (264231786).
Almost surely, 22108981058 is an apocalyptic number.
2108981058 is an abundant number, since it is smaller than the sum of its proper divisors (2118727518).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2108981058 is a wasteful number, since it uses less digits than its factorization.
2108981058 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 812209.
The product of its (nonzero) digits is 46080, while the sum is 42.
The square root of 2108981058 is about 45923.6437796480. The cubic root of 2108981058 is about 1282.4021172479.
The spelling of 2108981058 in words is "two billion, one hundred eight million, nine hundred eighty-one thousand, fifty-eight".
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