Base | Representation |
---|---|
bin | 1111001000101000… |
… | …10111111011110111 |
3 | 202222021120212000002 |
4 | 13210110113323313 |
5 | 113120112412323 |
6 | 3422141541515 |
7 | 405233503424 |
oct | 74424277367 |
9 | 22867525002 |
10 | 8125513463 |
11 | 349a705591 |
12 | 16a927489b |
13 | 9c654a742 |
14 | 57121ad4b |
15 | 32853e828 |
hex | 1e4517ef7 |
8125513463 has 2 divisors, whose sum is σ = 8125513464. Its totient is φ = 8125513462.
The previous prime is 8125513411. The next prime is 8125513471. The reversal of 8125513463 is 3643155218.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 8125513463 - 212 = 8125509367 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (8125513493) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4062756731 + 4062756732.
It is an arithmetic number, because the mean of its divisors is an integer number (4062756732).
Almost surely, 28125513463 is an apocalyptic number.
8125513463 is a deficient number, since it is larger than the sum of its proper divisors (1).
8125513463 is an equidigital number, since it uses as much as digits as its factorization.
8125513463 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 86400, while the sum is 38.
The square root of 8125513463 is about 90141.6300218717. The cubic root of 8125513463 is about 2010.4052269955.
The spelling of 8125513463 in words is "eight billion, one hundred twenty-five million, five hundred thirteen thousand, four hundred sixty-three".
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