Search a number
-
+
29079169 = 726915443
BaseRepresentation
bin110111011101…
…1011010000001
32000201101010021
41232323122001
524421013134
62515133441
7502111630
oct156733201
960641107
1029079169
1115461679
1298a4281
136041b12
143c0d517
1528460b4
hex1bbb681

29079169 has 8 divisors (see below), whose sum is σ = 33359040. Its totient is φ = 24830736.

The previous prime is 29079157. The next prime is 29079179. The reversal of 29079169 is 96197092.

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

It is not a de Polignac number, because 29079169 - 221 = 26982017 is a prime.

It is a super-2 number, since 2×290791692 = 1691196139461122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29079179) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5839 + ... + 9604.

It is an arithmetic number, because the mean of its divisors is an integer number (4169880).

Almost surely, 229079169 is an apocalyptic number.

It is an amenable number.

29079169 is a deficient number, since it is larger than the sum of its proper divisors (4279871).

29079169 is a wasteful number, since it uses less digits than its factorization.

29079169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15719.

The product of its (nonzero) digits is 61236, while the sum is 43.

The square root of 29079169 is about 5392.5104543246. The cubic root of 29079169 is about 307.5110058413.

The spelling of 29079169 in words is "twenty-nine million, seventy-nine thousand, one hundred sixty-nine".

Divisors: 1 7 269 1883 15443 108101 4154167 29079169