Base | Representation |
---|---|
bin | 11100001001101100… |
… | …010001011010100000 |
3 | 2220000121010120200110 |
4 | 130021230101122200 |
5 | 443401201343210 |
6 | 21515233251320 |
7 | 2120030264022 |
oct | 341154213240 |
9 | 86017116613 |
10 | 30227371680 |
11 | 11901621810 |
12 | 5a37103b40 |
13 | 2b09513c5c |
14 | 166a714012 |
15 | bbda8d420 |
hex | 709b116a0 |
30227371680 has 192 divisors, whose sum is σ = 103959676800. Its totient is φ = 7321681920.
The previous prime is 30227371609. The next prime is 30227371693. The reversal of 30227371680 is 8617372203.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11239776 + ... + 11242464.
It is an arithmetic number, because the mean of its divisors is an integer number (541456650).
Almost surely, 230227371680 is an apocalyptic number.
30227371680 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 30227371680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51979838400).
30227371680 is an abundant number, since it is smaller than the sum of its proper divisors (73732305120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30227371680 is a wasteful number, since it uses less digits than its factorization.
30227371680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4847 (or 4839 counting only the distinct ones).
The product of its (nonzero) digits is 84672, while the sum is 39.
The spelling of 30227371680 in words is "thirty billion, two hundred twenty-seven million, three hundred seventy-one thousand, six hundred eighty".
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