Base | Representation |
---|---|
bin | 1100001111110… |
… | …11110001100101 |
3 | 21011022220002112 |
4 | 12013323301211 |
5 | 202300240031 |
6 | 14110050405 |
7 | 2355205454 |
oct | 607736145 |
9 | 234286075 |
10 | 102743141 |
11 | 52aa5496 |
12 | 2a4a9a05 |
13 | 18394277 |
14 | d906b9b |
15 | 904762b |
hex | 61fbc65 |
102743141 has 2 divisors, whose sum is σ = 102743142. Its totient is φ = 102743140.
The previous prime is 102743129. The next prime is 102743167. The reversal of 102743141 is 141347201.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 93683041 + 9060100 = 9679^2 + 3010^2 .
It is a cyclic number.
It is not a de Polignac number, because 102743141 - 26 = 102743077 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (102743341) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51371570 + 51371571.
It is an arithmetic number, because the mean of its divisors is an integer number (51371571).
Almost surely, 2102743141 is an apocalyptic number.
It is an amenable number.
102743141 is a deficient number, since it is larger than the sum of its proper divisors (1).
102743141 is an equidigital number, since it uses as much as digits as its factorization.
102743141 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 672, while the sum is 23.
The square root of 102743141 is about 10136.2291311908. The cubic root of 102743141 is about 468.3648337988.
The spelling of 102743141 in words is "one hundred two million, seven hundred forty-three thousand, one hundred forty-one".
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