Base | Representation |
---|---|
bin | 1000010000101… |
… | …10001111001001 |
3 | 11211101122202011 |
4 | 10020112033021 |
5 | 120220001342 |
6 | 10513135521 |
7 | 1501005232 |
oct | 410261711 |
9 | 154348664 |
10 | 69297097 |
11 | 36130a31 |
12 | 1b25a5a1 |
13 | 114838cc |
14 | 92bc089 |
15 | 613c717 |
hex | 42163c9 |
69297097 has 2 divisors, whose sum is σ = 69297098. Its totient is φ = 69297096.
The previous prime is 69297089. The next prime is 69297101. The reversal of 69297097 is 79079296.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 55636681 + 13660416 = 7459^2 + 3696^2 .
It is a cyclic number.
It is not a de Polignac number, because 69297097 - 23 = 69297089 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 69297097.
It is not a weakly prime, because it can be changed into another prime (69237097) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34648548 + 34648549.
It is an arithmetic number, because the mean of its divisors is an integer number (34648549).
Almost surely, 269297097 is an apocalyptic number.
It is an amenable number.
69297097 is a deficient number, since it is larger than the sum of its proper divisors (1).
69297097 is an equidigital number, since it uses as much as digits as its factorization.
69297097 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 428652, while the sum is 49.
The square root of 69297097 is about 8324.4877920506. The cubic root of 69297097 is about 410.7444278305.
The spelling of 69297097 in words is "sixty-nine million, two hundred ninety-seven thousand, ninety-seven".
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