Base | Representation |
---|---|
bin | 11100001101000010… |
… | …101001110100000000 |
3 | 2220011111212202212201 |
4 | 130031002221310000 |
5 | 444010043223212 |
6 | 21525002002544 |
7 | 2121312046543 |
oct | 341502516400 |
9 | 86144782781 |
10 | 30283570432 |
11 | 11930316765 |
12 | 5a51aa6454 |
13 | 2b1805c95b |
14 | 1673d8285a |
15 | bc398eb57 |
hex | 70d0a9d00 |
30283570432 has 72 divisors (see below), whose sum is σ = 67373510400. Its totient is φ = 13500997632.
The previous prime is 30283570423. The next prime is 30283570433. The reversal of 30283570432 is 23407538203.
It is a junction number, because it is equal to n+sod(n) for n = 30283570391 and 30283570400.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30283570433) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100432 + ... + 265807.
It is an arithmetic number, because the mean of its divisors is an integer number (935743200).
Almost surely, 230283570432 is an apocalyptic number.
30283570432 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
30283570432 is an abundant number, since it is smaller than the sum of its proper divisors (37089939968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30283570432 is a wasteful number, since it uses less digits than its factorization.
30283570432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 366291 (or 366277 counting only the distinct ones).
The product of its (nonzero) digits is 120960, while the sum is 37.
The spelling of 30283570432 in words is "thirty billion, two hundred eighty-three million, five hundred seventy thousand, four hundred thirty-two".
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