Base | Representation |
---|---|
bin | 1101111100100011000011… |
… | …11000010101011100001000 |
3 | 11000120210201100022200022020 |
4 | 12332101201320111130020 |
5 | 13004424431403320042 |
6 | 145120314552524440 |
7 | 6313445260314000 |
oct | 676214170253410 |
9 | 130523640280266 |
10 | 30667708651272 |
11 | 9854114034490 |
12 | 35337356b0720 |
13 | 1415c4c8aa944 |
14 | 780479bcb000 |
15 | 382b0dee43ec |
hex | 1be461e15708 |
30667708651272 has 512 divisors, whose sum is σ = 99644193792000. Its totient is φ = 7795005926400.
The previous prime is 30667708651267. The next prime is 30667708651303. The reversal of 30667708651272 is 27215680776603.
It is a happy number.
It is a hoax number, since the sum of its digits (60) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1088149293 + ... + 1088177475.
It is an arithmetic number, because the mean of its divisors is an integer number (194617566000).
Almost surely, 230667708651272 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30667708651272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49822096896000).
30667708651272 is an abundant number, since it is smaller than the sum of its proper divisors (68976485140728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30667708651272 is a wasteful number, since it uses less digits than its factorization.
30667708651272 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28482 (or 28464 counting only the distinct ones).
The product of its (nonzero) digits is 35562240, while the sum is 60.
The spelling of 30667708651272 in words is "thirty trillion, six hundred sixty-seven billion, seven hundred eight million, six hundred fifty-one thousand, two hundred seventy-two".
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