Base | Representation |
---|---|
bin | 1110000110001011… |
… | …1011101001011001 |
3 | 100202201022200102020 |
4 | 3201202323221121 |
5 | 30222202441214 |
6 | 1423252525053 |
7 | 162525505536 |
oct | 34142735131 |
9 | 10681280366 |
10 | 3784030809 |
11 | 1671a94399 |
12 | 897320789 |
13 | 483c658b0 |
14 | 27c7b5d8d |
15 | 1723144a9 |
hex | e18bba59 |
3784030809 has 16 divisors (see below), whose sum is σ = 5620843200. Its totient is φ = 2248335936.
The previous prime is 3784030807. The next prime is 3784030813. The reversal of 3784030809 is 9080304873.
It is not a de Polignac number, because 3784030809 - 21 = 3784030807 is a prime.
It is a super-2 number, since 2×37840308092 = 28637778326922388962, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (3784030807) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1671739 + ... + 1674000.
It is an arithmetic number, because the mean of its divisors is an integer number (351302700).
Almost surely, 23784030809 is an apocalyptic number.
3784030809 is a gapful number since it is divisible by the number (39) formed by its first and last digit.
It is an amenable number.
3784030809 is a deficient number, since it is larger than the sum of its proper divisors (1836812391).
3784030809 is a wasteful number, since it uses less digits than its factorization.
3784030809 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3345784.
The product of its (nonzero) digits is 145152, while the sum is 42.
The square root of 3784030809 is about 61514.4764181571. The cubic root of 3784030809 is about 1558.3017362908.
The spelling of 3784030809 in words is "three billion, seven hundred eighty-four million, thirty thousand, eight hundred nine".
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