Search a number
-
+
29738005 = 511540691
BaseRepresentation
bin111000101110…
…0010000010101
32001221211212121
41301130100111
530103104010
62541215541
7510524503
oct161342025
961854777
1029738005
1115871670
129b615b1
13621296b
143d41673
1529263da
hex1c5c415

29738005 has 8 divisors (see below), whose sum is σ = 38929824. Its totient is φ = 21627600.

The previous prime is 29737979. The next prime is 29738039. The reversal of 29738005 is 50083792.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 29738005 - 29 = 29737493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 270291 + ... + 270400.

It is an arithmetic number, because the mean of its divisors is an integer number (4866228).

Almost surely, 229738005 is an apocalyptic number.

It is an amenable number.

29738005 is a deficient number, since it is larger than the sum of its proper divisors (9191819).

29738005 is a wasteful number, since it uses less digits than its factorization.

29738005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540707.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 29738005 is about 5453.2563666125. The cubic root of 29738005 is about 309.8160719555.

The spelling of 29738005 in words is "twenty-nine million, seven hundred thirty-eight thousand, five".

Divisors: 1 5 11 55 540691 2703455 5947601 29738005