Base | Representation |
---|---|
bin | 1000010000001… |
… | …10000100000001 |
3 | 11211021021212112 |
4 | 10020012010001 |
5 | 120210341344 |
6 | 10511505105 |
7 | 1500311132 |
oct | 410060401 |
9 | 154237775 |
10 | 69230849 |
11 | 36096186 |
12 | 1b228195 |
13 | 1145c6cc |
14 | 92a1c89 |
15 | 6127c9e |
hex | 4206101 |
69230849 has 2 divisors, whose sum is σ = 69230850. Its totient is φ = 69230848.
The previous prime is 69230839. The next prime is 69230857. The reversal of 69230849 is 94803296.
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., 51380224 + 17850625 = 7168^2 + 4225^2 .
It is a cyclic number.
It is not a de Polignac number, because 69230849 - 220 = 68182273 is a prime.
It is not a weakly prime, because it can be changed into another prime (69230839) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34615424 + 34615425.
It is an arithmetic number, because the mean of its divisors is an integer number (34615425).
Almost surely, 269230849 is an apocalyptic number.
It is an amenable number.
69230849 is a deficient number, since it is larger than the sum of its proper divisors (1).
69230849 is an equidigital number, since it uses as much as digits as its factorization.
69230849 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 93312, while the sum is 41.
The square root of 69230849 is about 8320.5077369113. The cubic root of 69230849 is about 410.6134955891.
The spelling of 69230849 in words is "sixty-nine million, two hundred thirty thousand, eight hundred forty-nine".
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