Base | Representation |
---|---|
bin | 1111100001111… |
… | …1110010000010 |
3 | 11112120112212121 |
4 | 3320133302002 |
5 | 113134020030 |
6 | 10244114454 |
7 | 1420461022 |
oct | 370376202 |
9 | 145515777 |
10 | 65141890 |
11 | 33853080 |
12 | 19995a2a |
13 | 1065a4c8 |
14 | 8919a82 |
15 | 5abb47a |
hex | 3e1fc82 |
65141890 has 16 divisors (see below), whose sum is σ = 127915200. Its totient is φ = 23687920.
The previous prime is 65141863. The next prime is 65141891. The reversal of 65141890 is 9814156.
It is not an unprimeable number, because it can be changed into a prime (65141891) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295990 + ... + 296209.
It is an arithmetic number, because the mean of its divisors is an integer number (7994700).
Almost surely, 265141890 is an apocalyptic number.
65141890 is a deficient number, since it is larger than the sum of its proper divisors (62773310).
65141890 is a wasteful number, since it uses less digits than its factorization.
65141890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 592217.
The product of its (nonzero) digits is 8640, while the sum is 34.
The square root of 65141890 is about 8071.0525955417. The cubic root of 65141890 is about 402.3649277362.
The spelling of 65141890 in words is "sixty-five million, one hundred forty-one thousand, eight hundred ninety".
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