Base | Representation |
---|---|
bin | 100000000100110… |
… | …100000000001100 |
3 | 1101111120222000001 |
4 | 200010310000030 |
5 | 2100230214432 |
6 | 125222014044 |
7 | 16223023252 |
oct | 4004640014 |
9 | 1344528001 |
10 | 538132492 |
11 | 2568419a7 |
12 | 130277324 |
13 | 876468c1 |
14 | 516805d2 |
15 | 3239b9e7 |
hex | 2013400c |
538132492 has 12 divisors (see below), whose sum is σ = 953078616. Its totient is φ = 265824320.
The previous prime is 538132481. The next prime is 538132513. The reversal of 538132492 is 294231835.
It is a super-2 number, since 2×5381324922 = 579173157892260128, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 810109 + ... + 810772.
It is an arithmetic number, because the mean of its divisors is an integer number (79423218).
Almost surely, 2538132492 is an apocalyptic number.
It is an amenable number.
538132492 is a deficient number, since it is larger than the sum of its proper divisors (414946124).
538132492 is a wasteful number, since it uses less digits than its factorization.
538132492 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1620968 (or 1620966 counting only the distinct ones).
The product of its digits is 51840, while the sum is 37.
The square root of 538132492 is about 23197.6829015314. The cubic root of 538132492 is about 813.3854606174.
It can be divided in two parts, 5381 and 32492, that added together give a palindrome (37873).
The spelling of 538132492 in words is "five hundred thirty-eight million, one hundred thirty-two thousand, four hundred ninety-two".
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