Base | Representation |
---|---|
bin | 110111100101… |
… | …1010001101001 |
3 | 2000211200021200 |
4 | 1233023101221 |
5 | 24430103134 |
6 | 2520354413 |
7 | 502502265 |
oct | 157132151 |
9 | 60750250 |
10 | 29144169 |
11 | 154a649a |
12 | 9915a09 |
13 | 6065592 |
14 | 3c290a5 |
15 | 285a499 |
hex | 1bcb469 |
29144169 has 12 divisors (see below), whose sum is σ = 42471156. Its totient is φ = 19256832.
The previous prime is 29144149. The next prime is 29144177. The reversal of 29144169 is 96144192.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 2518569 + 26625600 = 1587^2 + 5160^2 .
It is not a de Polignac number, because 29144169 - 27 = 29144041 is a prime.
It is a super-2 number, since 2×291441692 = 1698765173401122, which contains 22 as substring.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (29144149) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13312 + ... + 15345.
It is an arithmetic number, because the mean of its divisors is an integer number (3539263).
Almost surely, 229144169 is an apocalyptic number.
It is an amenable number.
29144169 is a deficient number, since it is larger than the sum of its proper divisors (13326987).
29144169 is a wasteful number, since it uses less digits than its factorization.
29144169 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28776 (or 28773 counting only the distinct ones).
The product of its digits is 15552, while the sum is 36.
The square root of 29144169 is about 5398.5339676620. The cubic root of 29144169 is about 307.7399594356.
The spelling of 29144169 in words is "twenty-nine million, one hundred forty-four thousand, one hundred sixty-nine".
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