Base | Representation |
---|---|
bin | 1000110110010… |
… | …10110001011001 |
3 | 12011200022121121 |
4 | 10123022301121 |
5 | 123000341443 |
6 | 11211005241 |
7 | 1560644353 |
oct | 433126131 |
9 | 164608547 |
10 | 74230873 |
11 | 389a0832 |
12 | 20a39821 |
13 | 124c04c2 |
14 | 9c040d3 |
15 | 67b44ed |
hex | 46cac59 |
74230873 has 2 divisors, whose sum is σ = 74230874. Its totient is φ = 74230872.
The previous prime is 74230837. The next prime is 74230879. The reversal of 74230873 is 37803247.
Together with previous prime (74230837) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 73479184 + 751689 = 8572^2 + 867^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-74230873 is a prime.
It is not a weakly prime, because it can be changed into another prime (74230879) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37115436 + 37115437.
It is an arithmetic number, because the mean of its divisors is an integer number (37115437).
Almost surely, 274230873 is an apocalyptic number.
It is an amenable number.
74230873 is a deficient number, since it is larger than the sum of its proper divisors (1).
74230873 is an equidigital number, since it uses as much as digits as its factorization.
74230873 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 28224, while the sum is 34.
The square root of 74230873 is about 8615.7340372135. The cubic root of 74230873 is about 420.2698058549.
The spelling of 74230873 in words is "seventy-four million, two hundred thirty thousand, eight hundred seventy-three".
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