Base | Representation |
---|---|
bin | 100000001000000… |
… | …101100010101111 |
3 | 1101120012120100000 |
4 | 200020011202233 |
5 | 2100440201032 |
6 | 125252235343 |
7 | 16233226440 |
oct | 4010054257 |
9 | 1346176300 |
10 | 538990767 |
11 | 257278817 |
12 | 13060bb53 |
13 | 87887463 |
14 | 518252c7 |
15 | 324bae7c |
hex | 202058af |
538990767 has 48 divisors (see below), whose sum is σ = 944303360. Its totient is φ = 300791232.
The previous prime is 538990759. The next prime is 538990817. The reversal of 538990767 is 767099835.
It is not a de Polignac number, because 538990767 - 23 = 538990759 is a prime.
It is a super-2 number, since 2×5389907672 = 581022093822496578, which contains 22 as substring.
It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (538990747) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 69459 + ... + 76827.
Almost surely, 2538990767 is an apocalyptic number.
538990767 is a deficient number, since it is larger than the sum of its proper divisors (405312593).
538990767 is an equidigital number, since it uses as much as digits as its factorization.
538990767 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7434 (or 7422 counting only the distinct ones).
The product of its (nonzero) digits is 2857680, while the sum is 54.
The square root of 538990767 is about 23216.1746849045. The cubic root of 538990767 is about 813.8176575231.
The spelling of 538990767 in words is "five hundred thirty-eight million, nine hundred ninety thousand, seven hundred sixty-seven".
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