Base | Representation |
---|---|
bin | 1111100101001… |
… | …1010100010100 |
3 | 11112222021102202 |
4 | 3321103110110 |
5 | 113212243410 |
6 | 10252424032 |
7 | 1422330320 |
oct | 371232424 |
9 | 145867382 |
10 | 65352980 |
11 | 33987730 |
12 | 19a78018 |
13 | 10702604 |
14 | 8972980 |
15 | 5b0dca5 |
hex | 3e53514 |
65352980 has 48 divisors (see below), whose sum is σ = 171110016. Its totient is φ = 20369280.
The previous prime is 65352953. The next prime is 65353003. The reversal of 65352980 is 8925356.
65352980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19679 + ... + 22758.
It is an arithmetic number, because the mean of its divisors is an integer number (3564792).
Almost surely, 265352980 is an apocalyptic number.
It is an amenable number.
65352980 is an abundant number, since it is smaller than the sum of its proper divisors (105757036).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
65352980 is a wasteful number, since it uses less digits than its factorization.
65352980 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42464 (or 42462 counting only the distinct ones).
The product of its (nonzero) digits is 64800, while the sum is 38.
The square root of 65352980 is about 8084.1189996189. The cubic root of 65352980 is about 402.7990755850.
The spelling of 65352980 in words is "sixty-five million, three hundred fifty-two thousand, nine hundred eighty".
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