Base | Representation |
---|---|
bin | 111001001110… |
… | …0101101011010 |
3 | 2002110021000120 |
4 | 1302130231122 |
5 | 30140031020 |
6 | 2551014110 |
7 | 513004263 |
oct | 162345532 |
9 | 62407016 |
10 | 30002010 |
11 | 15a31a55 |
12 | a06a336 |
13 | 62a5b8c |
14 | 3dad96a |
15 | 2979740 |
hex | 1c9cb5a |
30002010 has 32 divisors (see below), whose sum is σ = 72878400. Its totient is φ = 7903488.
The previous prime is 30002009. The next prime is 30002023. The reversal of 30002010 is 1020003.
It is a Harshad number since it is a multiple of its sum of digits (6).
It is a self number, because there is not a number n which added to its sum of digits gives 30002010.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3535 + ... + 8514.
It is an arithmetic number, because the mean of its divisors is an integer number (2277450).
Almost surely, 230002010 is an apocalyptic number.
30002010 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
30002010 is an abundant number, since it is smaller than the sum of its proper divisors (42876390).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30002010 is a wasteful number, since it uses less digits than its factorization.
30002010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12142.
The product of its (nonzero) digits is 6, while the sum is 6.
The square root of 30002010 is about 5477.4090590351. The cubic root of 30002010 is about 310.7301899263.
Adding to 30002010 its reverse (1020003), we get a palindrome (31022013).
The spelling of 30002010 in words is "thirty million, two thousand, ten".
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