Base | Representation |
---|---|
bin | 111001101111… |
… | …0111101000101 |
3 | 2002222001020011 |
4 | 1303132331011 |
5 | 30222221344 |
6 | 3000510221 |
7 | 515214331 |
oct | 163367505 |
9 | 62861204 |
10 | 30273349 |
11 | 160a78a7 |
12 | a17b371 |
13 | 636c532 |
14 | 40407c1 |
15 | 29ced34 |
hex | 1cdef45 |
30273349 has 2 divisors, whose sum is σ = 30273350. Its totient is φ = 30273348.
The previous prime is 30273317. The next prime is 30273377. The reversal of 30273349 is 94337203.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 29430625 + 842724 = 5425^2 + 918^2 .
It is a cyclic number.
It is not a de Polignac number, because 30273349 - 25 = 30273317 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 30273349.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30273049) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15136674 + 15136675.
It is an arithmetic number, because the mean of its divisors is an integer number (15136675).
Almost surely, 230273349 is an apocalyptic number.
It is an amenable number.
30273349 is a deficient number, since it is larger than the sum of its proper divisors (1).
30273349 is an equidigital number, since it uses as much as digits as its factorization.
30273349 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 13608, while the sum is 31.
The square root of 30273349 is about 5502.1222269230. The cubic root of 30273349 is about 311.6641308127.
The spelling of 30273349 in words is "thirty million, two hundred seventy-three thousand, three hundred forty-nine".
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