Base | Representation |
---|---|
bin | 111010010011010110… |
… | …0011001011100001011 |
3 | 102222011121221210102201 |
4 | 1310212230121130023 |
5 | 4022404011134311 |
6 | 133303443341031 |
7 | 12021436563433 |
oct | 1644654313413 |
9 | 388147853381 |
10 | 125203224331 |
11 | 49109a57619 |
12 | 20322381777 |
13 | ba6418ba33 |
14 | 60ba3c92c3 |
15 | 33cbba19c1 |
hex | 1d26b1970b |
125203224331 has 2 divisors, whose sum is σ = 125203224332. Its totient is φ = 125203224330.
The previous prime is 125203224329. The next prime is 125203224337. The reversal of 125203224331 is 133422302521.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 125203224331 - 21 = 125203224329 is a prime.
It is a super-2 number, since 2×1252032243312 (a number of 23 digits) contains 22 as substring.
Together with 125203224329, it forms a pair of twin primes.
It is a self number, because there is not a number n which added to its sum of digits gives 125203224331.
It is not a weakly prime, because it can be changed into another prime (125203224337) 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 as a sum of consecutive naturals, namely, 62601612165 + 62601612166.
It is an arithmetic number, because the mean of its divisors is an integer number (62601612166).
Almost surely, 2125203224331 is an apocalyptic number.
125203224331 is a deficient number, since it is larger than the sum of its proper divisors (1).
125203224331 is an equidigital number, since it uses as much as digits as its factorization.
125203224331 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 8640, while the sum is 28.
Adding to 125203224331 its reverse (133422302521), we get a palindrome (258625526852).
The spelling of 125203224331 in words is "one hundred twenty-five billion, two hundred three million, two hundred twenty-four thousand, three hundred thirty-one".
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