Base | Representation |
---|---|
bin | 1001000110000101001000… |
… | …01111011010001100011001 |
3 | 2121210222210222100101121202 |
4 | 10203002210033122030121 |
5 | 10110140223021424144 |
6 | 110311532455243545 |
7 | 4132650461336621 |
oct | 443024417321431 |
9 | 77728728311552 |
10 | 20000123233049 |
11 | 6411006187933 |
12 | 22b01a89795b5 |
13 | b210079a03bb |
14 | 4d2022779881 |
15 | 24a3b0ac964e |
hex | 1230a43da319 |
20000123233049 has 2 divisors, whose sum is σ = 20000123233050. Its totient is φ = 20000123233048.
The previous prime is 20000123233021. The next prime is 20000123233109. The reversal of 20000123233049 is 94033232100002.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 17083176912400 + 2916946320649 = 4133180^2 + 1707907^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-20000123233049 is a prime.
It is not a weakly prime, because it can be changed into another prime (20000123233019) 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 as a sum of consecutive naturals, namely, 10000061616524 + 10000061616525.
It is an arithmetic number, because the mean of its divisors is an integer number (10000061616525).
Almost surely, 220000123233049 is an apocalyptic number.
It is an amenable number.
20000123233049 is a deficient number, since it is larger than the sum of its proper divisors (1).
20000123233049 is an equidigital number, since it uses as much as digits as its factorization.
20000123233049 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 7776, while the sum is 29.
The spelling of 20000123233049 in words is "twenty trillion, one hundred twenty-three million, two hundred thirty-three thousand, forty-nine".
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