Base | Representation |
---|---|
bin | 1111100000011… |
… | …1100000010010 |
3 | 11112101111110122 |
4 | 3320013200102 |
5 | 113122324300 |
6 | 10242030242 |
7 | 1416565064 |
oct | 370074022 |
9 | 145344418 |
10 | 65042450 |
11 | 337953a0 |
12 | 19948382 |
13 | 10624175 |
14 | 88d1734 |
15 | 5a9bc85 |
hex | 3e07812 |
65042450 has 24 divisors (see below), whose sum is σ = 131978160. Its totient is φ = 23651600.
The previous prime is 65042449. The next prime is 65042479. The reversal of 65042450 is 5424056.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58580 + ... + 59679.
It is an arithmetic number, because the mean of its divisors is an integer number (5499090).
Almost surely, 265042450 is an apocalyptic number.
65042450 is an abundant number, since it is smaller than the sum of its proper divisors (66935710).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
65042450 is a wasteful number, since it uses less digits than its factorization.
65042450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 118282 (or 118277 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 26.
The square root of 65042450 is about 8064.8899558518. The cubic root of 65042450 is about 402.1600849185.
The spelling of 65042450 in words is "sixty-five million, forty-two thousand, four hundred fifty".
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