Base | Representation |
---|---|
bin | 100000000110111… |
… | …000101011001001 |
3 | 1101112121120102202 |
4 | 200012320223021 |
5 | 2100400112123 |
6 | 125241405545 |
7 | 16230445466 |
oct | 4006705311 |
9 | 1345546382 |
10 | 538675913 |
11 | 257083206 |
12 | 1304998b5 |
13 | 877a7059 |
14 | 5178266d |
15 | 32457a28 |
hex | 201b8ac9 |
538675913 has 4 divisors (see below), whose sum is σ = 546715920. Its totient is φ = 530635908.
The previous prime is 538675909. The next prime is 538675927. The reversal of 538675913 is 319576835.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 538675913 - 22 = 538675909 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (538675903) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4019903 + ... + 4020036.
It is an arithmetic number, because the mean of its divisors is an integer number (136678980).
Almost surely, 2538675913 is an apocalyptic number.
It is an amenable number.
538675913 is a deficient number, since it is larger than the sum of its proper divisors (8040007).
538675913 is an equidigital number, since it uses as much as digits as its factorization.
538675913 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8040006.
The product of its digits is 680400, while the sum is 47.
The square root of 538675913 is about 23209.3927753399. The cubic root of 538675913 is about 813.6591615154.
The spelling of 538675913 in words is "five hundred thirty-eight million, six hundred seventy-five thousand, nine hundred thirteen".
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