Base | Representation |
---|---|
bin | 11100011011011100… |
… | …111100001111001010 |
3 | 2220210100211002000220 |
4 | 130123130330033022 |
5 | 1000003441431131 |
6 | 22005000010510 |
7 | 2130306063060 |
oct | 343334741712 |
9 | 86710732026 |
10 | 30525342666 |
11 | 11a4483a825 |
12 | 5abaa60a36 |
13 | 2b56181350 |
14 | 169811a030 |
15 | bd9ceae96 |
hex | 71b73c3ca |
30525342666 has 64 divisors (see below), whose sum is σ = 75520988928. Its totient is φ = 8009745408.
The previous prime is 30525342629. The next prime is 30525342689. The reversal of 30525342666 is 66624352503.
It is a Harshad number since it is a multiple of its sum of digits (42).
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, 34335 + ... + 249458.
It is an arithmetic number, because the mean of its divisors is an integer number (1180015452).
Almost surely, 230525342666 is an apocalyptic number.
30525342666 is an abundant number, since it is smaller than the sum of its proper divisors (44995646262).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30525342666 is a wasteful number, since it uses less digits than its factorization.
30525342666 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 284015.
The product of its (nonzero) digits is 777600, while the sum is 42.
The spelling of 30525342666 in words is "thirty billion, five hundred twenty-five million, three hundred forty-two thousand, six hundred sixty-six".
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