Base | Representation |
---|---|
bin | 100010111000010010… |
… | …0011100100010010001 |
3 | 21011100010021222221121 |
4 | 1011300210130202101 |
5 | 2211400134440124 |
6 | 54224320122241 |
7 | 5261111250151 |
oct | 1056044344221 |
9 | 234303258847 |
10 | 74903046289 |
11 | 298478a9345 |
12 | 12624a66381 |
13 | 70a918b186 |
14 | 38a7c7a761 |
15 | 1e35cb52e4 |
hex | 117091c891 |
74903046289 has 2 divisors, whose sum is σ = 74903046290. Its totient is φ = 74903046288.
The previous prime is 74903046167. The next prime is 74903046307. The reversal of 74903046289 is 98264030947.
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., 57124824064 + 17778222225 = 239008^2 + 133335^2 .
It is a cyclic number.
It is not a de Polignac number, because 74903046289 - 235 = 40543307921 is a prime.
It is a super-2 number, since 2×749030462892 (a number of 23 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (74903046389) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37451523144 + 37451523145.
It is an arithmetic number, because the mean of its divisors is an integer number (37451523145).
Almost surely, 274903046289 is an apocalyptic number.
It is an amenable number.
74903046289 is a deficient number, since it is larger than the sum of its proper divisors (1).
74903046289 is an equidigital number, since it uses as much as digits as its factorization.
74903046289 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2612736, while the sum is 52.
The spelling of 74903046289 in words is "seventy-four billion, nine hundred three million, forty-six thousand, two hundred eighty-nine".
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