Base | Representation |
---|---|
bin | 101010100101… |
… | …1100100011110 |
3 | 1120000110111100 |
4 | 1111023210132 |
5 | 21204022010 |
6 | 2114333530 |
7 | 360540651 |
oct | 125134436 |
9 | 46013440 |
10 | 22329630 |
11 | 11671644 |
12 | 758a2a6 |
13 | 481a8cb |
14 | 2d73898 |
15 | 1e612c0 |
hex | 154b91e |
22329630 has 48 divisors (see below), whose sum is σ = 58513104. Its totient is φ = 5907840.
The previous prime is 22329607. The next prime is 22329649. The reversal of 22329630 is 3692322.
22329630 is a `hidden beast` number, since 2 + 2 + 3 + 29 + 630 = 666.
It is a super-2 number, since 2×223296302 = 997224751873800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 22329594 and 22329603.
It is a congruent number.
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 23 ways as a sum of consecutive naturals, for example, 11425 + ... + 13235.
It is an arithmetic number, because the mean of its divisors is an integer number (1219023).
Almost surely, 222329630 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22329630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29256552).
22329630 is an abundant number, since it is smaller than the sum of its proper divisors (36183474).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22329630 is a wasteful number, since it uses less digits than its factorization.
22329630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1961 (or 1958 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 27.
The square root of 22329630 is about 4725.4237905187. The cubic root of 22329630 is about 281.5964500968.
The spelling of 22329630 in words is "twenty-two million, three hundred twenty-nine thousand, six hundred thirty".
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