Search a number
-
+
29944279 is a prime number
BaseRepresentation
bin111001000111…
…0100111010111
32002100022211101
41302032213113
530131204104
62545450531
7512344051
oct162164727
962308741
1029944279
11159a2642
12a040a47
136285811
143d968d1
1529675a4
hex1c8e9d7

29944279 has 2 divisors, whose sum is σ = 29944280. Its totient is φ = 29944278.

The previous prime is 29944267. The next prime is 29944283. The reversal of 29944279 is 97244992.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 29944279 - 217 = 29813207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29944219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14972139 + 14972140.

It is an arithmetic number, because the mean of its divisors is an integer number (14972140).

Almost surely, 229944279 is an apocalyptic number.

29944279 is a deficient number, since it is larger than the sum of its proper divisors (1).

29944279 is an equidigital number, since it uses as much as digits as its factorization.

29944279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 326592, while the sum is 46.

The square root of 29944279 is about 5472.1366028271. The cubic root of 29944279 is about 310.5307556989.

The spelling of 29944279 in words is "twenty-nine million, nine hundred forty-four thousand, two hundred seventy-nine".