Base | Representation |
---|---|
bin | 110111111110100110… |
… | …0011011101111000101 |
3 | 102111021210002221020202 |
4 | 1233331030123233011 |
5 | 3432143233340343 |
6 | 131120304340245 |
7 | 11453652146054 |
oct | 1577514335705 |
9 | 374253087222 |
10 | 120212011973 |
11 | 46a88601929 |
12 | 1b36a914685 |
13 | b44a0b8c41 |
14 | 5b6557439b |
15 | 31d88d3db8 |
hex | 1bfd31bbc5 |
120212011973 has 2 divisors, whose sum is σ = 120212011974. Its totient is φ = 120212011972.
The previous prime is 120212011961. The next prime is 120212012029. The reversal of 120212011973 is 379110212021.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 66119951044 + 54092060929 = 257138^2 + 232577^2 .
It is a cyclic number.
It is not a de Polignac number, because 120212011973 - 218 = 120211749829 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (120212011903) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60106005986 + 60106005987.
It is an arithmetic number, because the mean of its divisors is an integer number (60106005987).
Almost surely, 2120212011973 is an apocalyptic number.
It is an amenable number.
120212011973 is a deficient number, since it is larger than the sum of its proper divisors (1).
120212011973 is an equidigital number, since it uses as much as digits as its factorization.
120212011973 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1512, while the sum is 29.
Adding to 120212011973 its reverse (379110212021), we get a palindrome (499322223994).
The spelling of 120212011973 in words is "one hundred twenty billion, two hundred twelve million, eleven thousand, nine hundred seventy-three".
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