Base | Representation |
---|---|
bin | 11100101101111011… |
… | …100110010011011110 |
3 | 2221120222012001110110 |
4 | 130231323212103132 |
5 | 1001122323303212 |
6 | 22055432550450 |
7 | 2141062212342 |
oct | 345573462336 |
9 | 87528161413 |
10 | 30835369182 |
11 | 12093842292 |
12 | 5b86852426 |
13 | 2ba547caa7 |
14 | 16c737d622 |
15 | c0713aa3c |
hex | 72dee64de |
30835369182 has 32 divisors (see below), whose sum is σ = 65328076800. Its totient is φ = 9669449088.
The previous prime is 30835369181. The next prime is 30835369217. The reversal of 30835369182 is 28196353803.
It is a happy number.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30835369181) 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, 160869 + ... + 295887.
It is an arithmetic number, because the mean of its divisors is an integer number (2041502400).
Almost surely, 230835369182 is an apocalyptic number.
30835369182 is an abundant number, since it is smaller than the sum of its proper divisors (34492707618).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30835369182 is a wasteful number, since it uses less digits than its factorization.
30835369182 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 137280.
The product of its (nonzero) digits is 933120, while the sum is 48.
The spelling of 30835369182 in words is "thirty billion, eight hundred thirty-five million, three hundred sixty-nine thousand, one hundred eighty-two".
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