Base | Representation |
---|---|
bin | 1100010111100… |
… | …0110111100001 |
3 | 10121121112112022 |
4 | 3011320313201 |
5 | 101240002142 |
6 | 5051511225 |
7 | 1166634635 |
oct | 305706741 |
9 | 117545468 |
10 | 51875297 |
11 | 27311751 |
12 | 15458515 |
13 | a993b56 |
14 | 6c64dc5 |
15 | 484a6d2 |
hex | 3178de1 |
51875297 has 2 divisors, whose sum is σ = 51875298. Its totient is φ = 51875296.
The previous prime is 51875293. The next prime is 51875359. The reversal of 51875297 is 79257815.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 39137536 + 12737761 = 6256^2 + 3569^2 .
It is a cyclic number.
It is not a de Polignac number, because 51875297 - 22 = 51875293 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (51875293) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25937648 + 25937649.
It is an arithmetic number, because the mean of its divisors is an integer number (25937649).
Almost surely, 251875297 is an apocalyptic number.
It is an amenable number.
51875297 is a deficient number, since it is larger than the sum of its proper divisors (1).
51875297 is an equidigital number, since it uses as much as digits as its factorization.
51875297 is an evil number, because the sum of its binary digits is even.
The product of its digits is 176400, while the sum is 44.
The square root of 51875297 is about 7202.4507634555. The cubic root of 51875297 is about 372.9525080470.
The spelling of 51875297 in words is "fifty-one million, eight hundred seventy-five thousand, two hundred ninety-seven".
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