Base | Representation |
---|---|
bin | 111001110110… |
… | …0001110111110 |
3 | 2010001210211201 |
4 | 1303230032332 |
5 | 30230441432 |
6 | 3002010114 |
7 | 515532034 |
oct | 163541676 |
9 | 63053751 |
10 | 30327742 |
11 | 16134755 |
12 | a1a693a |
13 | 638b213 |
14 | 4056554 |
15 | 29e0ee7 |
hex | 1cec3be |
30327742 has 4 divisors (see below), whose sum is σ = 45491616. Its totient is φ = 15163870.
The previous prime is 30327709. The next prime is 30327749. The reversal of 30327742 is 24772303.
It is a semiprime because it is the product of two primes.
It is a self number, because there is not a number n which added to its sum of digits gives 30327742.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30327749) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7581934 + ... + 7581937.
It is an arithmetic number, because the mean of its divisors is an integer number (11372904).
Almost surely, 230327742 is an apocalyptic number.
30327742 is a deficient number, since it is larger than the sum of its proper divisors (15163874).
30327742 is a wasteful number, since it uses less digits than its factorization.
30327742 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15163873.
The product of its (nonzero) digits is 7056, while the sum is 28.
The square root of 30327742 is about 5507.0629195607. The cubic root of 30327742 is about 311.8506777792.
The spelling of 30327742 in words is "thirty million, three hundred twenty-seven thousand, seven hundred forty-two".
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