Base | Representation |
---|---|
bin | 1000111000100010010… |
… | …10000011001111110000 |
3 | 1002011212001002020201222 |
4 | 10130101022003033300 |
5 | 20000103003303144 |
6 | 352115421244212 |
7 | 31023616441526 |
oct | 4342112031760 |
9 | 1064761066658 |
10 | 305230525424 |
11 | 1084a1746490 |
12 | 4b1a5103668 |
13 | 22a24671976 |
14 | 10ab7a90316 |
15 | 7e1699e2ee |
hex | 47112833f0 |
305230525424 has 80 divisors (see below), whose sum is σ = 690612048000. Its totient is φ = 129211119360.
The previous prime is 305230525393. The next prime is 305230525429. The reversal of 305230525424 is 424525032503.
It is a super-2 number, since 2×3052305254242 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (305230525429) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 576239 + ... + 970830.
It is an arithmetic number, because the mean of its divisors is an integer number (8632650600).
Almost surely, 2305230525424 is an apocalyptic number.
It is an amenable number.
305230525424 is an abundant number, since it is smaller than the sum of its proper divisors (385381522576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
305230525424 is a wasteful number, since it uses less digits than its factorization.
305230525424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1547166 (or 1547160 counting only the distinct ones).
The product of its (nonzero) digits is 144000, while the sum is 35.
Adding to 305230525424 its reverse (424525032503), we get a palindrome (729755557927).
The spelling of 305230525424 in words is "three hundred five billion, two hundred thirty million, five hundred twenty-five thousand, four hundred twenty-four".
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