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29419849 = 131224579
BaseRepresentation
bin111000000111…
…0100101001001
32001100200110001
41300032211021
530012413344
62530323001
7505031104
oct160164511
961320401
1029419849
1115674628
129a29461
136130bc4
143c9b73b
1528b1ed4
hex1c0e949

29419849 has 4 divisors (see below), whose sum is σ = 29644560. Its totient is φ = 29195140.

The previous prime is 29419813. The next prime is 29419879. The reversal of 29419849 is 94891492.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 29419849 - 29 = 29419337 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 29419799 and 29419808.

It is not an unprimeable number, because it can be changed into a prime (29419879) 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 in 3 ways as a sum of consecutive naturals, for example, 112159 + ... + 112420.

It is an arithmetic number, because the mean of its divisors is an integer number (7411140).

Almost surely, 229419849 is an apocalyptic number.

It is an amenable number.

29419849 is a deficient number, since it is larger than the sum of its proper divisors (224711).

29419849 is a wasteful number, since it uses less digits than its factorization.

29419849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224710.

The product of its digits is 186624, while the sum is 46.

The square root of 29419849 is about 5424.0067293469. The cubic root of 29419849 is about 308.7072386921.

The spelling of 29419849 in words is "twenty-nine million, four hundred nineteen thousand, eight hundred forty-nine".

Divisors: 1 131 224579 29419849