Base | Representation |
---|---|
bin | 110111101011… |
… | …0011100000100 |
3 | 2000221000000010 |
4 | 1233112130010 |
5 | 24433034032 |
6 | 2521350220 |
7 | 503052504 |
oct | 157263404 |
9 | 60830003 |
10 | 29189892 |
11 | 15527886 |
12 | 9938370 |
13 | 6080334 |
14 | 3c3ba04 |
15 | 2868ccc |
hex | 1bd6704 |
29189892 has 48 divisors (see below), whose sum is σ = 72394560. Its totient is φ = 9136512.
The previous prime is 29189887. The next prime is 29189959. The reversal of 29189892 is 29898192.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11743 + ... + 14009.
It is an arithmetic number, because the mean of its divisors is an integer number (1508220).
Almost surely, 229189892 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 29189892, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36197280).
29189892 is an abundant number, since it is smaller than the sum of its proper divisors (43204668).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29189892 is a wasteful number, since it uses less digits than its factorization.
29189892 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2340 (or 2338 counting only the distinct ones).
The product of its digits is 186624, while the sum is 48.
The square root of 29189892 is about 5402.7670688269. The cubic root of 29189892 is about 307.9008085603.
The spelling of 29189892 in words is "twenty-nine million, one hundred eighty-nine thousand, eight hundred ninety-two".
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