Base | Representation |
---|---|
bin | 1101110100011011111001… |
… | …01011110000110001101110 |
3 | 10222121011021122110211021222 |
4 | 12322031330223300301232 |
5 | 12440343120234402331 |
6 | 144344301315423342 |
7 | 6254350250322131 |
oct | 672157453606156 |
9 | 128534248424258 |
10 | 30388985465966 |
11 | 9756995068a66 |
12 | 34a97098b4b52 |
13 | 13c5890b3471a |
14 | 770b98778218 |
15 | 37a749711b7b |
hex | 1ba37caf0c6e |
30388985465966 has 16 divisors (see below), whose sum is σ = 46498007404320. Its totient is φ = 14891448149280.
The previous prime is 30388985465959. The next prime is 30388985465999. The reversal of 30388985465966 is 66956458988303.
It is a super-2 number, since 2×303889854659662 (a number of 28 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 7 ways as a sum of consecutive naturals, for example, 449587226 + ... + 449654813.
It is an arithmetic number, because the mean of its divisors is an integer number (2906125462770).
Almost surely, 230388985465966 is an apocalyptic number.
30388985465966 is a deficient number, since it is larger than the sum of its proper divisors (16109021938354).
30388985465966 is a wasteful number, since it uses less digits than its factorization.
30388985465966 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 899242379.
The product of its (nonzero) digits is 8062156800, while the sum is 80.
The spelling of 30388985465966 in words is "thirty trillion, three hundred eighty-eight billion, nine hundred eighty-five million, four hundred sixty-five thousand, nine hundred sixty-six".
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