Base | Representation |
---|---|
bin | 111001111101… |
… | …1011000001101 |
3 | 2010011221221011 |
4 | 1303323120031 |
5 | 30234433043 |
6 | 3003205221 |
7 | 516210631 |
oct | 163733015 |
9 | 63157834 |
10 | 30389773 |
11 | 16177317 |
12 | a216811 |
13 | 63b051b |
14 | 4070dc1 |
15 | 2a0459d |
hex | 1cfb60d |
30389773 has 8 divisors (see below), whose sum is σ = 31131936. Its totient is φ = 29655600.
The previous prime is 30389747. The next prime is 30389783. The reversal of 30389773 is 37798303.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30389773 - 25 = 30389741 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30389713) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6090 + ... + 9892.
It is an arithmetic number, because the mean of its divisors is an integer number (3891492).
Almost surely, 230389773 is an apocalyptic number.
It is an amenable number.
30389773 is a deficient number, since it is larger than the sum of its proper divisors (742163).
30389773 is a wasteful number, since it uses less digits than its factorization.
30389773 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3995.
The product of its (nonzero) digits is 95256, while the sum is 40.
The square root of 30389773 is about 5512.6919921215. The cubic root of 30389773 is about 312.0631481046.
The spelling of 30389773 in words is "thirty million, three hundred eighty-nine thousand, seven hundred seventy-three".
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