Base | Representation |
---|---|
bin | 1100100010111… |
… | …01000101001010 |
3 | 21100000200120111 |
4 | 12101131011022 |
5 | 203420120413 |
6 | 14235344534 |
7 | 2415341554 |
oct | 621350512 |
9 | 240020514 |
10 | 105238858 |
11 | 5444a56a |
12 | 2b2b214a |
13 | 18a5921a |
14 | dd964d4 |
15 | 938bd3d |
hex | 645d14a |
105238858 has 8 divisors (see below), whose sum is σ = 157991652. Its totient is φ = 52574976.
The previous prime is 105238817. The next prime is 105238871. The reversal of 105238858 is 858832501.
It can be written as a sum of positive squares in 2 ways, for example, as 89927289 + 15311569 = 9483^2 + 3913^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×1052388582 = 22150434466288328, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 105238858.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19185 + ... + 24052.
Almost surely, 2105238858 is an apocalyptic number.
105238858 is a deficient number, since it is larger than the sum of its proper divisors (52752794).
105238858 is a wasteful number, since it uses less digits than its factorization.
105238858 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44456.
The product of its (nonzero) digits is 76800, while the sum is 40.
The square root of 105238858 is about 10258.5992221160. The cubic root of 105238858 is about 472.1268601120.
The spelling of 105238858 in words is "one hundred five million, two hundred thirty-eight thousand, eight hundred fifty-eight".
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