Base | Representation |
---|---|
bin | 111001000110001000… |
… | …010011101101011111 |
3 | 12212020112021211121211 |
4 | 321012020103231133 |
5 | 2001023332001101 |
6 | 44055203005251 |
7 | 4300136315515 |
oct | 710610235537 |
9 | 185215254554 |
10 | 61306125151 |
11 | 23aaa789237 |
12 | ba6b369827 |
13 | 5a2022b0cb |
14 | 2d7812a4b5 |
15 | 18dc252c51 |
hex | e46213b5f |
61306125151 has 2 divisors, whose sum is σ = 61306125152. Its totient is φ = 61306125150.
The previous prime is 61306125119. The next prime is 61306125191. The reversal of 61306125151 is 15152160316.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 61306125151 - 25 = 61306125119 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (61306125191) 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, 30653062575 + 30653062576.
It is an arithmetic number, because the mean of its divisors is an integer number (30653062576).
Almost surely, 261306125151 is an apocalyptic number.
61306125151 is a deficient number, since it is larger than the sum of its proper divisors (1).
61306125151 is an equidigital number, since it uses as much as digits as its factorization.
61306125151 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 5400, while the sum is 31.
Adding to 61306125151 its reverse (15152160316), we get a palindrome (76458285467).
The spelling of 61306125151 in words is "sixty-one billion, three hundred six million, one hundred twenty-five thousand, one hundred fifty-one".
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