Base | Representation |
---|---|
bin | 1100001101111… |
… | …01011111011010 |
3 | 21010211221010211 |
4 | 12012331133122 |
5 | 202214104101 |
6 | 14100401334 |
7 | 2353063624 |
oct | 606753732 |
9 | 233757124 |
10 | 102488026 |
11 | 52940853 |
12 | 2a3a624a |
13 | 18305104 |
14 | d87bc14 |
15 | 8ee6c51 |
hex | 61bd7da |
102488026 has 4 divisors (see below), whose sum is σ = 153732042. Its totient is φ = 51244012.
The previous prime is 102488021. The next prime is 102488027. The reversal of 102488026 is 620884201.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 620884201 = 7 ⋅88697743.
It can be written as a sum of positive squares in only one way, i.e., 75707401 + 26780625 = 8701^2 + 5175^2 .
It is a super-3 number, since 3×1024880263 (a number of 25 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (102488021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25622005 + ... + 25622008.
Almost surely, 2102488026 is an apocalyptic number.
102488026 is a deficient number, since it is larger than the sum of its proper divisors (51244016).
102488026 is an equidigital number, since it uses as much as digits as its factorization.
102488026 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51244015.
The product of its (nonzero) digits is 6144, while the sum is 31.
The square root of 102488026 is about 10123.6369946774. The cubic root of 102488026 is about 467.9768567950.
The spelling of 102488026 in words is "one hundred two million, four hundred eighty-eight thousand, twenty-six".
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