Base | Representation |
---|---|
bin | 111010111001… |
… | …0001101010100 |
3 | 2011002200121002 |
4 | 1311302031110 |
5 | 30401022000 |
6 | 3021442432 |
7 | 523305644 |
oct | 165621524 |
9 | 64080532 |
10 | 30876500 |
11 | 16479a76 |
12 | a410418 |
13 | 6520c25 |
14 | 415a524 |
15 | 2a9d8d5 |
hex | 1d72354 |
30876500 has 48 divisors (see below), whose sum is σ = 69298320. Its totient is φ = 12009600.
The previous prime is 30876499. The next prime is 30876533. The reversal of 30876500 is 567803.
It can be written as a sum of positive squares in 8 ways, for example, as 3857296 + 27019204 = 1964^2 + 5198^2 .
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 17666 + ... + 19334.
It is an arithmetic number, because the mean of its divisors is an integer number (1443715).
Almost surely, 230876500 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 30876500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34649160).
30876500 is an abundant number, since it is smaller than the sum of its proper divisors (38421820).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30876500 is a wasteful number, since it uses less digits than its factorization.
30876500 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1725 (or 1713 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 29.
The square root of 30876500 is about 5556.6626674651. The cubic root of 30876500 is about 313.7203481975.
The spelling of 30876500 in words is "thirty million, eight hundred seventy-six thousand, five hundred".
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