Base | Representation |
---|---|
bin | 1100010000100… |
… | …01111111011111 |
3 | 21011111111220222 |
4 | 12020101333133 |
5 | 202311143033 |
6 | 14112031555 |
7 | 2356034666 |
oct | 610217737 |
9 | 234444828 |
10 | 102834143 |
11 | 530578a5 |
12 | 2a5325bb |
13 | 183c6809 |
14 | d92bddd |
15 | 9064598 |
hex | 6211fdf |
102834143 has 4 divisors (see below), whose sum is σ = 102854880. Its totient is φ = 102813408.
The previous prime is 102834133. The next prime is 102834163. The reversal of 102834143 is 341438201.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 102834143 - 212 = 102830047 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102834103) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1946 + ... + 14472.
It is an arithmetic number, because the mean of its divisors is an integer number (25713720).
Almost surely, 2102834143 is an apocalyptic number.
102834143 is a deficient number, since it is larger than the sum of its proper divisors (20737).
102834143 is an equidigital number, since it uses as much as digits as its factorization.
102834143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20736.
The product of its (nonzero) digits is 2304, while the sum is 26.
The square root of 102834143 is about 10140.7170850981. The cubic root of 102834143 is about 468.5030735508.
The spelling of 102834143 in words is "one hundred two million, eight hundred thirty-four thousand, one hundred forty-three".
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