Base | Representation |
---|---|
bin | 10010110010111111… |
… | …101100010010101010 |
3 | 1221002120201001202201 |
4 | 102302333230102222 |
5 | 312313311110442 |
6 | 13134421450414 |
7 | 1313102622364 |
oct | 226277542252 |
9 | 57076631681 |
10 | 20182910122 |
11 | 86177aa111 |
12 | 3ab3270a0a |
13 | 1b9855a28b |
14 | d966d9d34 |
15 | 7d1d4b7b7 |
hex | 4b2fec4aa |
20182910122 has 16 divisors (see below), whose sum is σ = 31342572360. Its totient is φ = 9735925248.
The previous prime is 20182910107. The next prime is 20182910147. The reversal of 20182910122 is 22101928102.
It can be written as a sum of positive squares in 4 ways, for example, as 19457739081 + 725171041 = 139491^2 + 26929^2 .
It is an unprimeable number.
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, 58923 + ... + 209374.
Almost surely, 220182910122 is an apocalyptic number.
20182910122 is a deficient number, since it is larger than the sum of its proper divisors (11159662238).
20182910122 is a wasteful number, since it uses less digits than its factorization.
20182910122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 269625.
The product of its (nonzero) digits is 1152, while the sum is 28.
The spelling of 20182910122 in words is "twenty billion, one hundred eighty-two million, nine hundred ten thousand, one hundred twenty-two".
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