Base | Representation |
---|---|
bin | 111010011010110100… |
… | …1110101110011010111 |
3 | 102222211010020022012211 |
4 | 1310311221311303113 |
5 | 4023412234243221 |
6 | 133344411054251 |
7 | 12030605132011 |
oct | 1646551656327 |
9 | 388733208184 |
10 | 125454212311 |
11 | 492286a55aa |
12 | 20392441387 |
13 | baa418902c |
14 | 61018811b1 |
15 | 33e3c2d6e1 |
hex | 1d35a75cd7 |
125454212311 has 2 divisors, whose sum is σ = 125454212312. Its totient is φ = 125454212310.
The previous prime is 125454212281. The next prime is 125454212357. The reversal of 125454212311 is 113212454521.
It is a weak prime.
It is an emirp because it is prime and its reverse (113212454521) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 125454212311 - 223 = 125445823703 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (125454212381) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62727106155 + 62727106156.
It is an arithmetic number, because the mean of its divisors is an integer number (62727106156).
Almost surely, 2125454212311 is an apocalyptic number.
125454212311 is a deficient number, since it is larger than the sum of its proper divisors (1).
125454212311 is an equidigital number, since it uses as much as digits as its factorization.
125454212311 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 9600, while the sum is 31.
Adding to 125454212311 its reverse (113212454521), we get a palindrome (238666666832).
The spelling of 125454212311 in words is "one hundred twenty-five billion, four hundred fifty-four million, two hundred twelve thousand, three hundred eleven".
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