Base | Representation |
---|---|
bin | 10101001100011011… |
… | …111100100110110001 |
3 | 2011201222202010011100 |
4 | 111030123330212301 |
5 | 333101322343100 |
6 | 14242102235013 |
7 | 1433642162214 |
oct | 251433744661 |
9 | 64658663140 |
10 | 22757231025 |
11 | 9718955551 |
12 | 44b1425a69 |
13 | 21b89abb99 |
14 | 115c57577b |
15 | 8d2d58400 |
hex | 54c6fc9b1 |
22757231025 has 81 divisors (see below), whose sum is σ = 41591902339. Its totient is φ = 11894615040.
The previous prime is 22757231023. The next prime is 22757231041. The reversal of 22757231025 is 52013275722.
The square root of 22757231025 is 150855.
It is a perfect power (a square), and thus also a powerful number.
22757231025 is a `hidden beast` number, since 2 + 275 + 72 + 310 + 2 + 5 = 666.
It can be written as a sum of positive squares in 13 ways, for example, as 20218280481 + 2538950544 = 142191^2 + 50388^2 .
It is not a de Polignac number, because 22757231025 - 21 = 22757231023 is a prime.
It is a super-3 number, since 3×227572310253 (a number of 32 digits) contains 333 as substring.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (22757231023) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 201391369 + ... + 201391481.
Almost surely, 222757231025 is an apocalyptic number.
22757231025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
22757231025 is the 150855-th square number.
22757231025 is the 75428-th centered octagonal number.
It is an amenable number.
22757231025 is a deficient number, since it is larger than the sum of its proper divisors (18834671314).
22757231025 is an equidigital number, since it uses as much as digits as its factorization.
22757231025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 420 (or 210 counting only the distinct ones).
The product of its (nonzero) digits is 58800, while the sum is 36.
Multiplying 22757231025 by its sum of digits (36), we get a square (819260316900 = 9051302).
The spelling of 22757231025 in words is "twenty-two billion, seven hundred fifty-seven million, two hundred thirty-one thousand, twenty-five".
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