Search a number
-
+
4201020079 is a prime number
BaseRepresentation
bin1111101001100110…
…0111101010101111
3101211202221221011021
43322121213222233
532100430120304
61532510235011
7206051036644
oct37231475257
911752857137
104201020079
111866403623
12992ab5a67
1351c4750c9
142bbd1ddcb
15198c31a54
hexfa667aaf

4201020079 has 2 divisors, whose sum is σ = 4201020080. Its totient is φ = 4201020078.

The previous prime is 4201020077. The next prime is 4201020101. The reversal of 4201020079 is 9700201024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4201020079 - 21 = 4201020077 is a prime.

It is a super-2 number, since 2×42010200792 = 35297139408322332482, which contains 22 as substring.

Together with 4201020077, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4201020077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2100510039 + 2100510040.

It is an arithmetic number, because the mean of its divisors is an integer number (2100510040).

Almost surely, 24201020079 is an apocalyptic number.

4201020079 is a deficient number, since it is larger than the sum of its proper divisors (1).

4201020079 is an equidigital number, since it uses as much as digits as its factorization.

4201020079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 4201020079 is about 64815.2765866196. The cubic root of 4201020079 is about 1613.5592564574.

The spelling of 4201020079 in words is "four billion, two hundred one million, twenty thousand, seventy-nine".