Base | Representation |
---|---|
bin | 101011010000… |
… | …0011001010000 |
3 | 1120200010002120 |
4 | 1112200121100 |
5 | 21301131242 |
6 | 2130014240 |
7 | 363515625 |
oct | 126403120 |
9 | 46603076 |
10 | 22677072 |
11 | 11889690 |
12 | 7717380 |
13 | 490cab2 |
14 | 302434c |
15 | 1ece1ec |
hex | 15a0650 |
22677072 has 80 divisors (see below), whose sum is σ = 66156480. Its totient is φ = 6630400.
The previous prime is 22677071. The next prime is 22677091. The reversal of 22677072 is 27077622.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22677071) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14572 + ... + 16052.
It is an arithmetic number, because the mean of its divisors is an integer number (826956).
Almost surely, 222677072 is an apocalyptic number.
22677072 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22677072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33078240).
22677072 is an abundant number, since it is smaller than the sum of its proper divisors (43479408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22677072 is a wasteful number, since it uses less digits than its factorization.
22677072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1532 (or 1526 counting only the distinct ones).
The product of its (nonzero) digits is 16464, while the sum is 33.
The square root of 22677072 is about 4762.0449388892. The cubic root of 22677072 is about 283.0494571590.
It can be divided in two parts, 2267 and 7072, that added together give a palindrome (9339).
The spelling of 22677072 in words is "twenty-two million, six hundred seventy-seven thousand, seventy-two".
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