Base | Representation |
---|---|
bin | 111010111001… |
… | …1001001001110 |
3 | 2011002212212002 |
4 | 1311303021032 |
5 | 30401132314 |
6 | 3021512302 |
7 | 523323062 |
oct | 165631116 |
9 | 64085762 |
10 | 30880334 |
11 | 16481941 |
12 | a412692 |
13 | 65228b4 |
14 | 415baa2 |
15 | 2a9eade |
hex | 1d7324e |
30880334 has 4 divisors (see below), whose sum is σ = 46320504. Its totient is φ = 15440166.
The previous prime is 30880319. The next prime is 30880337. The reversal of 30880334 is 43308803.
It is a semiprime because it is the product of two primes.
It is a junction number, because it is equal to n+sod(n) for n = 30880297 and 30880306.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30880337) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7720082 + ... + 7720085.
It is an arithmetic number, because the mean of its divisors is an integer number (11580126).
Almost surely, 230880334 is an apocalyptic number.
30880334 is a deficient number, since it is larger than the sum of its proper divisors (15440170).
30880334 is a wasteful number, since it uses less digits than its factorization.
30880334 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15440169.
The product of its (nonzero) digits is 6912, while the sum is 29.
The square root of 30880334 is about 5557.0076480063. The cubic root of 30880334 is about 313.7333327654.
The spelling of 30880334 in words is "thirty million, eight hundred eighty thousand, three hundred thirty-four".
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