Base | Representation |
---|---|
bin | 10010101100010101… |
… | …110000110100000101 |
3 | 1220210210121102010222 |
4 | 102230111300310011 |
5 | 312101220132201 |
6 | 13115352354125 |
7 | 1310245566206 |
oct | 225425606405 |
9 | 56723542128 |
10 | 20071255301 |
11 | 856a7781a9 |
12 | 3a819a5945 |
13 | 1b7b395936 |
14 | d859535ad |
15 | 7c714391b |
hex | 4ac570d05 |
20071255301 has 2 divisors, whose sum is σ = 20071255302. Its totient is φ = 20071255300.
The previous prime is 20071255291. The next prime is 20071255307. The reversal of 20071255301 is 10355217002.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 15952953025 + 4118302276 = 126305^2 + 64174^2 .
It is a cyclic number.
It is not a de Polignac number, because 20071255301 - 210 = 20071254277 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (20071255307) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10035627650 + 10035627651.
It is an arithmetic number, because the mean of its divisors is an integer number (10035627651).
Almost surely, 220071255301 is an apocalyptic number.
It is an amenable number.
20071255301 is a deficient number, since it is larger than the sum of its proper divisors (1).
20071255301 is an equidigital number, since it uses as much as digits as its factorization.
20071255301 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2100, while the sum is 26.
The spelling of 20071255301 in words is "twenty billion, seventy-one million, two hundred fifty-five thousand, three hundred one".
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