Base | Representation |
---|---|
bin | 1110101010111000101… |
… | …0101100000000001110 |
3 | 220002112102011200020120 |
4 | 3222232022230000032 |
5 | 13112124203443210 |
6 | 311440412325410 |
7 | 24131353563345 |
oct | 3525612540016 |
9 | 802472150216 |
10 | 252030140430 |
11 | 97981497862 |
12 | 40a18473866 |
13 | 1a9c685a113 |
14 | c2ac2b4b5c |
15 | 6851182270 |
hex | 3aae2ac00e |
252030140430 has 64 divisors (see below), whose sum is σ = 624463257600. Its totient is φ = 65031816960.
The previous prime is 252030140381. The next prime is 252030140447. The reversal of 252030140430 is 34041030252.
It is a self number, because there is not a number n which added to its sum of digits gives 252030140430.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11529451 + ... + 11551289.
It is an arithmetic number, because the mean of its divisors is an integer number (9757238400).
Almost surely, 2252030140430 is an apocalyptic number.
252030140430 is an abundant number, since it is smaller than the sum of its proper divisors (372433117170).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
252030140430 is a wasteful number, since it uses less digits than its factorization.
252030140430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34289.
The product of its (nonzero) digits is 2880, while the sum is 24.
Adding to 252030140430 its reverse (34041030252), we get a palindrome (286071170682).
The spelling of 252030140430 in words is "two hundred fifty-two billion, thirty million, one hundred forty thousand, four hundred thirty".
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