Base | Representation |
---|---|
bin | 1011111010110… |
… | …11011100010101 |
3 | 20222010222111021 |
4 | 11331123130111 |
5 | 201044124034 |
6 | 13531041141 |
7 | 2322615622 |
oct | 575333425 |
9 | 228128437 |
10 | 99989269 |
11 | 51494466 |
12 | 295a01b1 |
13 | 1793b963 |
14 | d3cb349 |
15 | 8ba16b4 |
hex | 5f5b715 |
99989269 has 2 divisors, whose sum is σ = 99989270. Its totient is φ = 99989268.
The previous prime is 99989261. The next prime is 99989311. The reversal of 99989269 is 96298999.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 67076100 + 32913169 = 8190^2 + 5737^2 .
It is a cyclic number.
It is not a de Polignac number, because 99989269 - 23 = 99989261 is a prime.
It is a super-2 number, since 2×999892692 = 19995707830308722, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (99989261) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49994634 + 49994635.
It is an arithmetic number, because the mean of its divisors is an integer number (49994635).
Almost surely, 299989269 is an apocalyptic number.
It is an amenable number.
99989269 is a deficient number, since it is larger than the sum of its proper divisors (1).
99989269 is an equidigital number, since it uses as much as digits as its factorization.
99989269 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 5668704, while the sum is 61.
The square root of 99989269 is about 9999.4634356049. The cubic root of 99989269 is about 464.1422798041.
The spelling of 99989269 in words is "ninety-nine million, nine hundred eighty-nine thousand, two hundred sixty-nine".
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