Base | Representation |
---|---|
bin | 111010101000… |
… | …1000101000110 |
3 | 2010211210110101 |
4 | 1311101011012 |
5 | 30332201211 |
6 | 3014514314 |
7 | 522202225 |
oct | 165210506 |
9 | 63753411 |
10 | 30740806 |
11 | 16397028 |
12 | a36599a |
13 | 64a4235 |
14 | 4122cbc |
15 | 2a735c1 |
hex | 1d51146 |
30740806 has 8 divisors (see below), whose sum is σ = 46799640. Its totient is φ = 15140928.
The previous prime is 30740797. The next prime is 30740807. The reversal of 30740806 is 60804703.
30740806 is nontrivially palindromic in base 7.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30740807) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114571 + ... + 114838.
It is an arithmetic number, because the mean of its divisors is an integer number (5849955).
Almost surely, 230740806 is an apocalyptic number.
30740806 is a deficient number, since it is larger than the sum of its proper divisors (16058834).
30740806 is a wasteful number, since it uses less digits than its factorization.
30740806 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 229478.
The product of its (nonzero) digits is 4032, while the sum is 28.
The square root of 30740806 is about 5544.4391961676. The cubic root of 30740806 is about 313.2601008372.
The spelling of 30740806 in words is "thirty million, seven hundred forty thousand, eight hundred six".
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