Base | Representation |
---|---|
bin | 11100000100110000… |
… | …001101111000000010 |
3 | 2212210211020021002221 |
4 | 130010300031320002 |
5 | 443213444112212 |
6 | 21503113401254 |
7 | 2115003122014 |
oct | 340460157002 |
9 | 85724207087 |
10 | 30144519682 |
11 | 11869882892 |
12 | 5a1340922a |
13 | 2ac52c56c4 |
14 | 165d7081b4 |
15 | bb6674807 |
hex | 704c0de02 |
30144519682 has 4 divisors (see below), whose sum is σ = 45216779526. Its totient is φ = 15072259840.
The previous prime is 30144519679. The next prime is 30144519683. The reversal of 30144519682 is 28691544103.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 25198070121 + 4946449561 = 158739^2 + 70331^2 .
It is a super-2 number, since 2×301445196822 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (30144519683) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7536129919 + ... + 7536129922.
Almost surely, 230144519682 is an apocalyptic number.
30144519682 is a deficient number, since it is larger than the sum of its proper divisors (15072259844).
30144519682 is a wasteful number, since it uses less digits than its factorization.
30144519682 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15072259843.
The product of its (nonzero) digits is 207360, while the sum is 43.
The spelling of 30144519682 in words is "thirty billion, one hundred forty-four million, five hundred nineteen thousand, six hundred eighty-two".
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