Base | Representation |
---|---|
bin | 11000000110001… |
… | …11110101110101 |
3 | 112002101001000002 |
4 | 30003013311311 |
5 | 403222121031 |
6 | 32020401045 |
7 | 5003130302 |
oct | 1403076565 |
9 | 462331002 |
10 | 202145141 |
11 | a4118700 |
12 | 57846185 |
13 | 32b58813 |
14 | 1cbc00a9 |
15 | 12b2eccb |
hex | c0c7d75 |
202145141 has 12 divisors (see below), whose sum is σ = 229364352. Its totient is φ = 177837000.
The previous prime is 202145131. The next prime is 202145173. The reversal of 202145141 is 141541202.
It is a happy number.
It is not a de Polignac number, because 202145141 - 226 = 135036277 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (202145101) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23195 + ... + 30696.
It is an arithmetic number, because the mean of its divisors is an integer number (19113696).
Almost surely, 2202145141 is an apocalyptic number.
It is an amenable number.
202145141 is a deficient number, since it is larger than the sum of its proper divisors (27219211).
202145141 is a wasteful number, since it uses less digits than its factorization.
202145141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53944 (or 53933 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 20.
The square root of 202145141 is about 14217.7755292451. The cubic root of 202145141 is about 586.8869268430.
Adding to 202145141 its reverse (141541202), we get a palindrome (343686343).
The spelling of 202145141 in words is "two hundred two million, one hundred forty-five thousand, one hundred forty-one".
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