Base | Representation |
---|---|
bin | 1011001110101… |
… | …0011010001111 |
3 | 10021121210121101 |
4 | 2303222122033 |
5 | 44024104422 |
6 | 4401243531 |
7 | 1111215313 |
oct | 263523217 |
9 | 107553541 |
10 | 47097487 |
11 | 24649048 |
12 | 139335a7 |
13 | 99b0248 |
14 | 637db43 |
15 | 4204c27 |
hex | 2cea68f |
47097487 has 2 divisors, whose sum is σ = 47097488. Its totient is φ = 47097486.
The previous prime is 47097481. The next prime is 47097493. The reversal of 47097487 is 78479074.
It is a balanced prime because it is at equal distance from previous prime (47097481) and next prime (47097493).
It is a cyclic number.
It is not a de Polignac number, because 47097487 - 27 = 47097359 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (47097481) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23548743 + 23548744.
It is an arithmetic number, because the mean of its divisors is an integer number (23548744).
Almost surely, 247097487 is an apocalyptic number.
47097487 is a deficient number, since it is larger than the sum of its proper divisors (1).
47097487 is an equidigital number, since it uses as much as digits as its factorization.
47097487 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 395136, while the sum is 46.
The square root of 47097487 is about 6862.7608875729. The cubic root of 47097487 is about 361.1319489111.
The spelling of 47097487 in words is "forty-seven million, ninety-seven thousand, four hundred eighty-seven".
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