Base | Representation |
---|---|
bin | 111110001011110… |
… | …0100110010010100 |
3 | 12101102012222001101 |
4 | 1330113210302110 |
5 | 13233124223042 |
6 | 543014035444 |
7 | 102464265031 |
oct | 17427446224 |
9 | 5342188041 |
10 | 2086554772 |
11 | 980895535 |
12 | 4a2948b84 |
13 | 2733910c3 |
14 | 15b18a388 |
15 | c32ad6b7 |
hex | 7c5e4c94 |
2086554772 has 12 divisors (see below), whose sum is σ = 3866263380. Its totient is φ = 981908096.
The previous prime is 2086554763. The next prime is 2086554793. The reversal of 2086554772 is 2774556802.
It can be written as a sum of positive squares in 2 ways, for example, as 1890162576 + 196392196 = 43476^2 + 14014^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15342247 + ... + 15342382.
It is an arithmetic number, because the mean of its divisors is an integer number (322188615).
Almost surely, 22086554772 is an apocalyptic number.
It is an amenable number.
2086554772 is a deficient number, since it is larger than the sum of its proper divisors (1779708608).
2086554772 is a wasteful number, since it uses less digits than its factorization.
2086554772 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30684650 (or 30684648 counting only the distinct ones).
The product of its (nonzero) digits is 940800, while the sum is 46.
The square root of 2086554772 is about 45678.8219200102. The cubic root of 2086554772 is about 1277.8403466632.
The spelling of 2086554772 in words is "two billion, eighty-six million, five hundred fifty-four thousand, seven hundred seventy-two".
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