Base | Representation |
---|---|
bin | 111010001110110100… |
… | …0100100010001111101 |
3 | 102221210000221102211202 |
4 | 1310131220210101331 |
5 | 4022101103201323 |
6 | 133240413425245 |
7 | 12014612606345 |
oct | 1643550442175 |
9 | 387700842752 |
10 | 125051225213 |
11 | 4904117a412 |
12 | 2029b49b225 |
13 | ba3b83cc25 |
14 | 60a413dd25 |
15 | 33bd679d28 |
hex | 1d1da2447d |
125051225213 has 2 divisors, whose sum is σ = 125051225214. Its totient is φ = 125051225212.
The previous prime is 125051225149. The next prime is 125051225261. The reversal of 125051225213 is 312522150521.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 98221440409 + 26829784804 = 313403^2 + 163798^2 .
It is a cyclic number.
It is not a de Polignac number, because 125051225213 - 26 = 125051225149 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (125051245213) 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, 62525612606 + 62525612607.
It is an arithmetic number, because the mean of its divisors is an integer number (62525612607).
Almost surely, 2125051225213 is an apocalyptic number.
It is an amenable number.
125051225213 is a deficient number, since it is larger than the sum of its proper divisors (1).
125051225213 is an equidigital number, since it uses as much as digits as its factorization.
125051225213 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 6000, while the sum is 29.
Adding to 125051225213 its reverse (312522150521), we get a palindrome (437573375734).
The spelling of 125051225213 in words is "one hundred twenty-five billion, fifty-one million, two hundred twenty-five thousand, two hundred thirteen".
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