Search a number
-
+
29080741 = 33786293
BaseRepresentation
bin110111011101…
…1110010100101
32000201110021111
41232323302211
524421040431
62515145021
7502116334
oct156736245
960643244
1029080741
1115462878
1298a5171
136042751
143c0dd1b
1528467b1
hex1bbbca5

29080741 has 4 divisors (see below), whose sum is σ = 29167372. Its totient is φ = 28994112.

The previous prime is 29080703. The next prime is 29080789. The reversal of 29080741 is 14708092.

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 2856100 + 26224641 = 1690^2 + 5121^2 .

It is a cyclic number.

It is not a de Polignac number, because 29080741 - 221 = 26983589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29080141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42810 + ... + 43483.

It is an arithmetic number, because the mean of its divisors is an integer number (7291843).

Almost surely, 229080741 is an apocalyptic number.

It is an amenable number.

29080741 is a deficient number, since it is larger than the sum of its proper divisors (86631).

29080741 is an equidigital number, since it uses as much as digits as its factorization.

29080741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86630.

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 29080741 is about 5392.6562100694. The cubic root of 29080741 is about 307.5165470198.

The spelling of 29080741 in words is "twenty-nine million, eighty thousand, seven hundred forty-one".

Divisors: 1 337 86293 29080741