Base | Representation |
---|---|
bin | 1100100010001… |
… | …01111110100110 |
3 | 21022211212202202 |
4 | 12101011332212 |
5 | 203404103410 |
6 | 14233334502 |
7 | 2414465642 |
oct | 621057646 |
9 | 238755682 |
10 | 105144230 |
11 | 54395464 |
12 | 2b267432 |
13 | 18a25129 |
14 | dd6dc22 |
15 | 936dca5 |
hex | 6445fa6 |
105144230 has 8 divisors (see below), whose sum is σ = 189259632. Its totient is φ = 42057688.
The previous prime is 105144223. The next prime is 105144241. The reversal of 105144230 is 32441501.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×1051442302 = 22110618204585800, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
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, 5257202 + ... + 5257221.
It is an arithmetic number, because the mean of its divisors is an integer number (23657454).
Almost surely, 2105144230 is an apocalyptic number.
105144230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
105144230 is a deficient number, since it is larger than the sum of its proper divisors (84115402).
105144230 is a wasteful number, since it uses less digits than its factorization.
105144230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10514430.
The product of its (nonzero) digits is 480, while the sum is 20.
The square root of 105144230 is about 10253.9860542133. The cubic root of 105144230 is about 471.9853096788.
Adding to 105144230 its reverse (32441501), we get a palindrome (137585731).
The spelling of 105144230 in words is "one hundred five million, one hundred forty-four thousand, two hundred thirty".
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