Base | Representation |
---|---|
bin | 110111010110… |
… | …1100000000010 |
3 | 2000121110222200 |
4 | 1232231200002 |
5 | 24412202320 |
6 | 2514014030 |
7 | 501453600 |
oct | 156554002 |
9 | 60543880 |
10 | 29022210 |
11 | 154228a8 |
12 | 9877316 |
13 | 6021c09 |
14 | 3bd6870 |
15 | 2834290 |
hex | 1bad802 |
29022210 has 72 divisors (see below), whose sum is σ = 87790716. Its totient is φ = 6632640.
The previous prime is 29022197. The next prime is 29022211. The reversal of 29022210 is 1222092.
It can be written as a sum of positive squares in 2 ways, for example, as 27783441 + 1238769 = 5271^2 + 1113^2 .
It is a super-3 number, since 3×290222103 (a number of 23 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (29022211) by changing a digit.
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 35 ways as a sum of consecutive naturals, for example, 1120 + ... + 7700.
Almost surely, 229022210 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 29022210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43895358).
29022210 is an abundant number, since it is smaller than the sum of its proper divisors (58768506).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29022210 is a wasteful number, since it uses less digits than its factorization.
29022210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6608 (or 6598 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
The square root of 29022210 is about 5387.2265591861. The cubic root of 29022210 is about 307.3100949183.
It can be divided in two parts, 290 and 22210, that added together give a square (22500 = 1502).
The spelling of 29022210 in words is "twenty-nine million, twenty-two thousand, two hundred ten".
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