Base | Representation |
---|---|
bin | 101011011001… |
… | …0111101110100 |
3 | 1120210222102220 |
4 | 1112302331310 |
5 | 21311100030 |
6 | 2131402340 |
7 | 364253454 |
oct | 126627564 |
9 | 46728386 |
10 | 22753140 |
11 | 11930853 |
12 | 77533b0 |
13 | 49385c7 |
14 | 3043d64 |
15 | 1ee6a10 |
hex | 15b2f74 |
22753140 has 48 divisors (see below), whose sum is σ = 67459392. Its totient is φ = 5710336.
The previous prime is 22753121. The next prime is 22753147. The reversal of 22753140 is 4135722.
It is a self number, because there is not a number n which added to its sum of digits gives 22753140.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22753147) 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, 10134 + ... + 12173.
It is an arithmetic number, because the mean of its divisors is an integer number (1405404).
Almost surely, 222753140 is an apocalyptic number.
22753140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22753140 is an abundant number, since it is smaller than the sum of its proper divisors (44706252).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22753140 is a wasteful number, since it uses less digits than its factorization.
22753140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22336 (or 22334 counting only the distinct ones).
The product of its (nonzero) digits is 1680, while the sum is 24.
The square root of 22753140 is about 4770.0251571664. The cubic root of 22753140 is about 283.3655910985.
Adding to 22753140 its reverse (4135722), we get a palindrome (26888862).
The spelling of 22753140 in words is "twenty-two million, seven hundred fifty-three thousand, one hundred forty".
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