Base | Representation |
---|---|
bin | 1100001011010… |
… | …10100101101010 |
3 | 21010012200100020 |
4 | 12011222211222 |
5 | 202122222313 |
6 | 14045221310 |
7 | 2350150626 |
oct | 605524552 |
9 | 233180306 |
10 | 102148458 |
11 | 52729715 |
12 | 2a261836 |
13 | 18216699 |
14 | d7d0186 |
15 | 8e7b323 |
hex | 616a96a |
102148458 has 8 divisors (see below), whose sum is σ = 204296928. Its totient is φ = 34049484.
The previous prime is 102148447. The next prime is 102148477. The reversal of 102148458 is 854841201.
It is a sphenic number, since it is the product of 3 distinct primes.
102148458 is an admirable number.
It is a super-3 number, since 3×1021484583 (a number of 25 digits) contains 333 as substring.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8512366 + ... + 8512377.
It is an arithmetic number, because the mean of its divisors is an integer number (25537116).
Almost surely, 2102148458 is an apocalyptic number.
102148458 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102148458 is a wasteful number, since it uses less digits than its factorization.
102148458 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17024748.
The product of its (nonzero) digits is 10240, while the sum is 33.
The square root of 102148458 is about 10106.8520321612. The cubic root of 102148458 is about 467.4594441832.
Adding to 102148458 its reverse (854841201), we get a palindrome (956989659).
The spelling of 102148458 in words is "one hundred two million, one hundred forty-eight thousand, four hundred fifty-eight".
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