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29268941 = 132173189
BaseRepresentation
bin110111110100…
…1101111001101
32001002000102212
41233221233031
524443101231
62523200205
7503532122
oct157515715
961060385
1029268941
1115581209
129976065
1360aa300
143c5c749
15288242b
hex1be9bcd

29268941 has 6 divisors (see below), whose sum is σ = 31693770. Its totient is φ = 27017328.

The previous prime is 29268931. The next prime is 29268971. The reversal of 29268941 is 14986292.

It can be written as a sum of positive squares in 3 ways, for example, as 841 + 29268100 = 29^2 + 5410^2 .

It is a de Polignac number, because none of the positive numbers 2k-29268941 is a prime.

It is a super-2 number, since 2×292689412 = 1713341814522962, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29268901) 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 5 ways as a sum of consecutive naturals, for example, 86426 + ... + 86763.

It is an arithmetic number, because the mean of its divisors is an integer number (5282295).

Almost surely, 229268941 is an apocalyptic number.

It is an amenable number.

29268941 is a deficient number, since it is larger than the sum of its proper divisors (2424829).

29268941 is a wasteful number, since it uses less digits than its factorization.

29268941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173215 (or 173202 counting only the distinct ones).

The product of its digits is 62208, while the sum is 41.

The square root of 29268941 is about 5410.0777258742. The cubic root of 29268941 is about 308.1784995844.

The spelling of 29268941 in words is "twenty-nine million, two hundred sixty-eight thousand, nine hundred forty-one".

Divisors: 1 13 169 173189 2251457 29268941