Base | Representation |
---|---|
bin | 1101110111101111110110… |
… | …00100100101101000101000 |
3 | 11000000000222211122202120110 |
4 | 12323313323010211220220 |
5 | 12444224140403142330 |
6 | 144512440441254320 |
7 | 6265516126001616 |
oct | 673677304455050 |
9 | 130000884582513 |
10 | 30502775052840 |
11 | 97a0177347852 |
12 | 35077857943a0 |
13 | 140352649110c |
14 | 7764b0d7c6b6 |
15 | 37d6a9369db0 |
hex | 1bbdfb125a28 |
30502775052840 has 256 divisors, whose sum is σ = 95081029424640. Its totient is φ = 7822223360000.
The previous prime is 30502775052821. The next prime is 30502775052859. The reversal of 30502775052840 is 4825057720503.
It is an interprime number because it is at equal distance from previous prime (30502775052821) and next prime (30502775052859).
It is a self number, because there is not a number n which added to its sum of digits gives 30502775052840.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2877343540 + ... + 2877354140.
It is an arithmetic number, because the mean of its divisors is an integer number (371410271190).
Almost surely, 230502775052840 is an apocalyptic number.
30502775052840 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30502775052840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47540514712320).
30502775052840 is an abundant number, since it is smaller than the sum of its proper divisors (64578254371800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30502775052840 is a wasteful number, since it uses less digits than its factorization.
30502775052840 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18964 (or 18960 counting only the distinct ones).
The product of its (nonzero) digits is 2352000, while the sum is 48.
The spelling of 30502775052840 in words is "thirty trillion, five hundred two billion, seven hundred seventy-five million, fifty-two thousand, eight hundred forty".
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