Base | Representation |
---|---|
bin | 10101000100111010… |
… | …011101100000000000 |
3 | 2011102012020112200200 |
4 | 111010322131200000 |
5 | 332322014343402 |
6 | 14221353045200 |
7 | 1430550300564 |
oct | 250472354000 |
9 | 64365215620 |
10 | 22631012352 |
11 | 96636865a3 |
12 | 44770b6800 |
13 | 21987b8590 |
14 | 11498bb6a4 |
15 | 8c6c2521c |
hex | 544e9d800 |
22631012352 has 144 divisors (see below), whose sum is σ = 70391149920. Its totient is φ = 6963314688.
The previous prime is 22631012333. The next prime is 22631012377. The reversal of 22631012352 is 25321013622.
It is a happy number.
22631012352 is a `hidden beast` number, since 2 + 2 + 631 + 0 + 1 + 23 + 5 + 2 = 666.
It is a tau number, because it is divible by the number of its divisors (144).
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 11 ways as a sum of consecutive naturals, for example, 192393 + ... + 286839.
It is an arithmetic number, because the mean of its divisors is an integer number (488827430).
Almost surely, 222631012352 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22631012352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35195574960).
22631012352 is an abundant number, since it is smaller than the sum of its proper divisors (47760137568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22631012352 is a wasteful number, since it uses less digits than its factorization.
22631012352 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 94488 (or 94465 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 27.
Adding to 22631012352 its reverse (25321013622), we get a palindrome (47952025974).
The spelling of 22631012352 in words is "twenty-two billion, six hundred thirty-one million, twelve thousand, three hundred fifty-two".
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