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29381041 = 67438523
BaseRepresentation
bin111000000010…
…1000110110001
32001021201012201
41300011012301
530010143131
62525423201
7504510004
oct160050661
961251181
1029381041
1115648458
129a0ab01
136119341
143c8b53b
1528a5761
hex1c051b1

29381041 has 4 divisors (see below), whose sum is σ = 29819632. Its totient is φ = 28942452.

The previous prime is 29381039. The next prime is 29381047. The reversal of 29381041 is 14018392.

It is a happy number.

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 29381041 - 21 = 29381039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29381047) 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, 219195 + ... + 219328.

It is an arithmetic number, because the mean of its divisors is an integer number (7454908).

Almost surely, 229381041 is an apocalyptic number.

It is an amenable number.

29381041 is a deficient number, since it is larger than the sum of its proper divisors (438591).

29381041 is an equidigital number, since it uses as much as digits as its factorization.

29381041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438590.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 29381041 is about 5420.4281196230. The cubic root of 29381041 is about 308.5714394208.

The spelling of 29381041 in words is "twenty-nine million, three hundred eighty-one thousand, forty-one".

Divisors: 1 67 438523 29381041