Base | Representation |
---|---|
bin | 11100110001000111… |
… | …001100001000111000 |
3 | 2221201200121112121121 |
4 | 130301013030020320 |
5 | 1001230004130014 |
6 | 22105020515024 |
7 | 2142310644526 |
oct | 346107141070 |
9 | 87650545547 |
10 | 30888739384 |
11 | 12110985098 |
12 | 5ba06aba74 |
13 | 2bb35481a9 |
14 | 16d04b3316 |
15 | c0bb7e124 |
hex | 7311cc238 |
30888739384 has 16 divisors (see below), whose sum is σ = 57919563000. Its totient is φ = 15443522592.
The previous prime is 30888739361. The next prime is 30888739393. The reversal of 30888739384 is 48393788803.
It is a super-2 number, since 2×308887393842 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65379 + ... + 257005.
Almost surely, 230888739384 is an apocalyptic number.
It is an amenable number.
30888739384 is a deficient number, since it is larger than the sum of its proper divisors (27030823616).
30888739384 is a wasteful number, since it uses less digits than its factorization.
30888739384 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 211782 (or 211778 counting only the distinct ones).
The product of its (nonzero) digits is 27869184, while the sum is 61.
The spelling of 30888739384 in words is "thirty billion, eight hundred eighty-eight million, seven hundred thirty-nine thousand, three hundred eighty-four".
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