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29269241 = 281104161
BaseRepresentation
bin110111110100…
…1110011111001
32001002000211222
41233221303321
524443103431
62523201425
7503533031
oct157516371
961060758
1029269241
1115581461
129976275
1360aa4a1
143c5c8c1
15288257b
hex1be9cf9

29269241 has 4 divisors (see below), whose sum is σ = 29373684. Its totient is φ = 29164800.

The previous prime is 29269213. The next prime is 29269249. The reversal of 29269241 is 14296292.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17682025 + 11587216 = 4205^2 + 3404^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-29269241 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (29269249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51800 + ... + 52361.

It is an arithmetic number, because the mean of its divisors is an integer number (7343421).

Almost surely, 229269241 is an apocalyptic number.

It is an amenable number.

29269241 is a deficient number, since it is larger than the sum of its proper divisors (104443).

29269241 is a wasteful number, since it uses less digits than its factorization.

29269241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104442.

The product of its digits is 15552, while the sum is 35.

The square root of 29269241 is about 5410.1054518373. The cubic root of 29269241 is about 308.1795525007.

It can be divided in two parts, 2926 and 9241, that added together give a cube (12167 = 233).

The spelling of 29269241 in words is "twenty-nine million, two hundred sixty-nine thousand, two hundred forty-one".

Divisors: 1 281 104161 29269241