Base | Representation |
---|---|
bin | 1111010100100011… |
… | …10011010111100001 |
3 | 210020020201211102202 |
4 | 13222101303113201 |
5 | 113321212041224 |
6 | 3440113022545 |
7 | 410556422255 |
oct | 75221632741 |
9 | 23206654382 |
10 | 8225502689 |
11 | 3541099a08 |
12 | 1716854a55 |
13 | a11189371 |
14 | 580608265 |
15 | 3321e0eae |
hex | 1ea4735e1 |
8225502689 has 2 divisors, whose sum is σ = 8225502690. Its totient is φ = 8225502688.
The previous prime is 8225502661. The next prime is 8225502739. The reversal of 8225502689 is 9862055228.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 7095198289 + 1130304400 = 84233^2 + 33620^2 .
It is a cyclic number.
It is not a de Polignac number, because 8225502689 - 216 = 8225437153 is a prime.
It is not a weakly prime, because it can be changed into another prime (8225502619) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4112751344 + 4112751345.
It is an arithmetic number, because the mean of its divisors is an integer number (4112751345).
Almost surely, 28225502689 is an apocalyptic number.
It is an amenable number.
8225502689 is a deficient number, since it is larger than the sum of its proper divisors (1).
8225502689 is an equidigital number, since it uses as much as digits as its factorization.
8225502689 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 691200, while the sum is 47.
The square root of 8225502689 is about 90694.5571079103. The cubic root of 8225502689 is about 2018.6180372941.
The spelling of 8225502689 in words is "eight billion, two hundred twenty-five million, five hundred two thousand, six hundred eighty-nine".
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