Base | Representation |
---|---|
bin | 111001110010… |
… | …1011011001010 |
3 | 2010000101120200 |
4 | 1303211123022 |
5 | 30224043400 |
6 | 3001233030 |
7 | 515354520 |
oct | 163453312 |
9 | 63011520 |
10 | 30299850 |
11 | 161157a9 |
12 | a192776 |
13 | 637b609 |
14 | 404a310 |
15 | 29d7b00 |
hex | 1ce56ca |
30299850 has 72 divisors (see below), whose sum is σ = 93044640. Its totient is φ = 6924960.
The previous prime is 30299849. The next prime is 30299869. The reversal of 30299850 is 5899203.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1660 + ... + 7959.
Almost surely, 230299850 is an apocalyptic number.
30299850 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 30299850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46522320).
30299850 is an abundant number, since it is smaller than the sum of its proper divisors (62744790).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30299850 is a wasteful number, since it uses less digits than its factorization.
30299850 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9644 (or 9636 counting only the distinct ones).
The product of its (nonzero) digits is 19440, while the sum is 36.
The square root of 30299850 is about 5504.5299526844. The cubic root of 30299850 is about 311.7550468880.
The spelling of 30299850 in words is "thirty million, two hundred ninety-nine thousand, eight hundred fifty".
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