Base | Representation |
---|---|
bin | 1110000101100000100000… |
… | …10100010110100000000000 |
3 | 11001200020101021122102121110 |
4 | 13002300100110112200000 |
5 | 13030000440421043443 |
6 | 145513552315323320 |
7 | 6344624460655410 |
oct | 702602024264000 |
9 | 131606337572543 |
10 | 30975577909248 |
11 | 996273a21a775 |
12 | 3583336450540 |
13 | 1438ca4b341cb |
14 | 7913240c2640 |
15 | 38ab2c475233 |
hex | 1c2c10516800 |
30975577909248 has 768 divisors, whose sum is σ = 98028025804800. Its totient is φ = 8515843522560.
The previous prime is 30975577909231. The next prime is 30975577909261. The reversal of 30975577909248 is 84290977557903.
It is a tau number, because it is divible by the number of its divisors (768).
It is a self number, because there is not a number n which added to its sum of digits gives 30975577909248.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 45352236715 + ... + 45352237397.
It is an arithmetic number, because the mean of its divisors is an integer number (127640658600).
Almost surely, 230975577909248 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 30975577909248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49014012902400).
30975577909248 is an abundant number, since it is smaller than the sum of its proper divisors (67052447895552).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30975577909248 is a wasteful number, since it uses less digits than its factorization.
30975577909248 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1128 (or 1108 counting only the distinct ones).
The product of its (nonzero) digits is 1200225600, while the sum is 75.
The spelling of 30975577909248 in words is "thirty trillion, nine hundred seventy-five billion, five hundred seventy-seven million, nine hundred nine thousand, two hundred forty-eight".
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