[go: up one dir, main page]

Search a number
-
+
2020130237 is a prime number
BaseRepresentation
bin111100001101000…
…1011110110111101
312012210020020201102
41320122023312331
513114123131422
6532242222445
7101026552346
oct17032136675
95183206642
102020130237
11947346824
12484654a25
132626a4b48
141524190cd
15bc53c192
hex7868bdbd

2020130237 has 2 divisors, whose sum is σ = 2020130238. Its totient is φ = 2020130236.

The previous prime is 2020130201. The next prime is 2020130297. The reversal of 2020130237 is 7320310202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1678213156 + 341917081 = 40966^2 + 18491^2 .

It is a cyclic number.

It is not a de Polignac number, because 2020130237 - 216 = 2020064701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2020130297) 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, 1010065118 + 1010065119.

It is an arithmetic number, because the mean of its divisors is an integer number (1010065119).

Almost surely, 22020130237 is an apocalyptic number.

It is an amenable number.

2020130237 is a deficient number, since it is larger than the sum of its proper divisors (1).

2020130237 is an equidigital number, since it uses as much as digits as its factorization.

2020130237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 2020130237 is about 44945.8589527445. The cubic root of 2020130237 is about 1264.1340315213.

Adding to 2020130237 its reverse (7320310202), we get a palindrome (9340440439).

The spelling of 2020130237 in words is "two billion, twenty million, one hundred thirty thousand, two hundred thirty-seven".