Base | Representation |
---|---|
bin | 11100010011100101… |
… | …011010111011000110 |
3 | 2220110011110001002111 |
4 | 130103211122323012 |
5 | 444221144112112 |
6 | 21543522531234 |
7 | 2124114123250 |
oct | 342345327306 |
9 | 86404401074 |
10 | 30393347782 |
11 | 11987286046 |
12 | 5a82806b1a |
13 | 2b34a17875 |
14 | 168479acd0 |
15 | bcd4265a7 |
hex | 71395aec6 |
30393347782 has 8 divisors (see below), whose sum is σ = 52102881936. Its totient is φ = 13025720472.
The previous prime is 30393347749. The next prime is 30393347807. The reversal of 30393347782 is 28774339303.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×303933477823 (a number of 32 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1085476693 + ... + 1085476720.
It is an arithmetic number, because the mean of its divisors is an integer number (6512860242).
Almost surely, 230393347782 is an apocalyptic number.
30393347782 is a deficient number, since it is larger than the sum of its proper divisors (21709534154).
30393347782 is a wasteful number, since it uses less digits than its factorization.
30393347782 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2170953422.
The product of its (nonzero) digits is 2286144, while the sum is 49.
The spelling of 30393347782 in words is "thirty billion, three hundred ninety-three million, three hundred forty-seven thousand, seven hundred eighty-two".
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