Base | Representation |
---|---|
bin | 110111101011… |
… | …0111011101010 |
3 | 2000221002210000 |
4 | 1233112323222 |
5 | 24433120124 |
6 | 2521403430 |
7 | 503061423 |
oct | 157267352 |
9 | 60832700 |
10 | 29191914 |
11 | 15529354 |
12 | 9939576 |
13 | 608122b |
14 | 3c3c64a |
15 | 28696c9 |
hex | 1bd6eea |
29191914 has 40 divisors (see below), whose sum is σ = 65723328. Its totient is φ = 9684360.
The previous prime is 29191913. The next prime is 29191933. The reversal of 29191914 is 41919192.
It is not an unprimeable number, because it can be changed into a prime (29191913) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 59209 + ... + 59699.
Almost surely, 229191914 is an apocalyptic number.
29191914 is an abundant number, since it is smaller than the sum of its proper divisors (36531414).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29191914 is a wasteful number, since it uses less digits than its factorization.
29191914 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 872 (or 863 counting only the distinct ones).
The product of its digits is 5832, while the sum is 36.
The square root of 29191914 is about 5402.9541919213. The cubic root of 29191914 is about 307.9079178827.
The spelling of 29191914 in words is "twenty-nine million, one hundred ninety-one thousand, nine hundred fourteen".
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