Base | Representation |
---|---|
bin | 111001010110… |
… | …1100100100100 |
3 | 2002120202202120 |
4 | 1302231210210 |
5 | 30144233301 |
6 | 2552305540 |
7 | 513412530 |
oct | 162554444 |
9 | 62522676 |
10 | 30071076 |
11 | 15a79932 |
12 | a0a22b0 |
13 | 62cb449 |
14 | 3dcabc0 |
15 | 298ee36 |
hex | 1cad924 |
30071076 has 24 divisors (see below), whose sum is σ = 80189760. Its totient is φ = 8591712.
The previous prime is 30071059. The next prime is 30071099. The reversal of 30071076 is 67017003.
It is a super-2 number, since 2×300710762 = 1808539223595552, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178911 + ... + 179078.
It is an arithmetic number, because the mean of its divisors is an integer number (3341240).
Almost surely, 230071076 is an apocalyptic number.
It is an amenable number.
30071076 is an abundant number, since it is smaller than the sum of its proper divisors (50118684).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30071076 is a wasteful number, since it uses less digits than its factorization.
30071076 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 358003 (or 358001 counting only the distinct ones).
The product of its (nonzero) digits is 882, while the sum is 24.
The square root of 30071076 is about 5483.7100579808. The cubic root of 30071076 is about 310.9684455670.
Adding to 30071076 its reverse (67017003), we get a palindrome (97088079).
The spelling of 30071076 in words is "thirty million, seventy-one thousand, seventy-six".
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