Base | Representation |
---|---|
bin | 101010110100… |
… | …1111100110110 |
3 | 1120020210012020 |
4 | 1111221330312 |
5 | 21222012240 |
6 | 2121134010 |
7 | 361566522 |
oct | 125517466 |
9 | 46223166 |
10 | 22454070 |
11 | 11747091 |
12 | 762a306 |
13 | 4862442 |
14 | 2da6d82 |
15 | 1e880d0 |
hex | 1569f36 |
22454070 has 32 divisors (see below), whose sum is σ = 54633312. Its totient is φ = 5905152.
The previous prime is 22454063. The next prime is 22454071. The reversal of 22454070 is 7045422.
It is a super-3 number, since 3×224540703 (a number of 23 digits) contains 333 as substring.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 22454070.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22454071) 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, 2937 + ... + 7316.
It is an arithmetic number, because the mean of its divisors is an integer number (1707291).
Almost surely, 222454070 is an apocalyptic number.
22454070 is an abundant number, since it is smaller than the sum of its proper divisors (32179242).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22454070 is a wasteful number, since it uses less digits than its factorization.
22454070 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10336.
The product of its (nonzero) digits is 2240, while the sum is 24.
The square root of 22454070 is about 4738.5725698780. The cubic root of 22454070 is about 282.1185809833.
Adding to 22454070 its reverse (7045422), we get a palindrome (29499492).
The spelling of 22454070 in words is "twenty-two million, four hundred fifty-four thousand, seventy".
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