Base | Representation |
---|---|
bin | 101101110110101… |
… | …0011110001101101 |
3 | 10222020011012002120 |
4 | 1123231103301231 |
5 | 11122340313031 |
6 | 412401343153 |
7 | 53061630234 |
oct | 13355236155 |
9 | 3866135076 |
10 | 1538604141 |
11 | 71a558078 |
12 | 36b337ab9 |
13 | 1b69ba669 |
14 | 1084b1b1b |
15 | 90122a96 |
hex | 5bb53c6d |
1538604141 has 8 divisors (see below), whose sum is σ = 2051749440. Its totient is φ = 1025597472.
The previous prime is 1538604139. The next prime is 1538604149. The reversal of 1538604141 is 1414068351.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1538604141 - 21 = 1538604139 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1538604149) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5176 + ... + 55713.
It is an arithmetic number, because the mean of its divisors is an integer number (256468680).
Almost surely, 21538604141 is an apocalyptic number.
It is an amenable number.
1538604141 is a deficient number, since it is larger than the sum of its proper divisors (513145299).
1538604141 is an equidigital number, since it uses as much as digits as its factorization.
1538604141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69315.
The product of its (nonzero) digits is 11520, while the sum is 33.
The square root of 1538604141 is about 39225.0448183300. The cubic root of 1538604141 is about 1154.4513403935.
The spelling of 1538604141 in words is "one billion, five hundred thirty-eight million, six hundred four thousand, one hundred forty-one".
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