Base | Representation |
---|---|
bin | 11100001111011100… |
… | …011101100010011100 |
3 | 2220021022202020101100 |
4 | 130033130131202130 |
5 | 444100403442312 |
6 | 21533002113100 |
7 | 2122311546351 |
oct | 341734354234 |
9 | 86238666340 |
10 | 30323890332 |
11 | 1195105569a |
12 | 5a634ab790 |
13 | 2b23508c98 |
14 | 167947a628 |
15 | bc72a65dc |
hex | 70f71d89c |
30323890332 has 144 divisors (see below), whose sum is σ = 82574069760. Its totient is φ = 9352796544.
The previous prime is 30323890291. The next prime is 30323890343. The reversal of 30323890332 is 23309832303.
30323890332 is a `hidden beast` number, since 3 + 0 + 3 + 238 + 90 + 332 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 27743178 + ... + 27744270.
It is an arithmetic number, because the mean of its divisors is an integer number (573431040).
Almost surely, 230323890332 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30323890332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41287034880).
30323890332 is an abundant number, since it is smaller than the sum of its proper divisors (52250179428).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30323890332 is a wasteful number, since it uses less digits than its factorization.
30323890332 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2032 (or 2027 counting only the distinct ones).
The product of its (nonzero) digits is 69984, while the sum is 36.
The spelling of 30323890332 in words is "thirty billion, three hundred twenty-three million, eight hundred ninety thousand, three hundred thirty-two".
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