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29944069 is a prime number
BaseRepresentation
bin111001000111…
…0100100000101
32002100022112121
41302032210011
530131202234
62545445541
7512343331
oct162164405
962308477
1029944069
11159a2471
12a0408b1
1362856ac
143d967c1
1529674b4
hex1c8e905

29944069 has 2 divisors, whose sum is σ = 29944070. Its totient is φ = 29944068.

The previous prime is 29944043. The next prime is 29944129. The reversal of 29944069 is 96044992.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28227969 + 1716100 = 5313^2 + 1310^2 .

It is a cyclic number.

It is not a de Polignac number, because 29944069 - 217 = 29812997 is a prime.

It is a super-2 number, since 2×299440692 = 1793294536553522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29941069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14972034 + 14972035.

It is an arithmetic number, because the mean of its divisors is an integer number (14972035).

Almost surely, 229944069 is an apocalyptic number.

It is an amenable number.

29944069 is a deficient number, since it is larger than the sum of its proper divisors (1).

29944069 is an equidigital number, since it uses as much as digits as its factorization.

29944069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 29944069 is about 5472.1174146760. The cubic root of 29944069 is about 310.5300297771.

The spelling of 29944069 in words is "twenty-nine million, nine hundred forty-four thousand, sixty-nine".