Base | Representation |
---|---|
bin | 11100110100100110… |
… | …110010110100011110 |
3 | 2221212202220120101221 |
4 | 130310212302310132 |
5 | 1001340010342214 |
6 | 22114513123554 |
7 | 2143622120335 |
oct | 346446626436 |
9 | 87782816357 |
10 | 30947355934 |
11 | 12140a80620 |
12 | 5bb82595ba |
13 | 2bc272c541 |
14 | 16d81b0d1c |
15 | c11dabe24 |
hex | 7349b2d1e |
30947355934 has 16 divisors (see below), whose sum is σ = 53620018416. Its totient is φ = 13239510400.
The previous prime is 30947355911. The next prime is 30947355937. The reversal of 30947355934 is 43955374903.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30947355937) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 41373097 + ... + 41373844.
It is an arithmetic number, because the mean of its divisors is an integer number (3351251151).
Almost surely, 230947355934 is an apocalyptic number.
30947355934 is a gapful number since it is divisible by the number (34) formed by its first and last digit.
30947355934 is a deficient number, since it is larger than the sum of its proper divisors (22672662482).
30947355934 is a wasteful number, since it uses less digits than its factorization.
30947355934 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82746971.
The product of its (nonzero) digits is 6123600, while the sum is 52.
The spelling of 30947355934 in words is "thirty billion, nine hundred forty-seven million, three hundred fifty-five thousand, nine hundred thirty-four".
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