Base | Representation |
---|---|
bin | 1111100000100… |
… | …1001110111010 |
3 | 11112101212011212 |
4 | 3320021032322 |
5 | 113123041110 |
6 | 10242123122 |
7 | 1416624530 |
oct | 370111672 |
9 | 145355155 |
10 | 65049530 |
11 | 3379a747 |
12 | 199504a2 |
13 | 10627460 |
14 | 88d4150 |
15 | 5a9de05 |
hex | 3e093ba |
65049530 has 32 divisors (see below), whose sum is σ = 144111744. Its totient is φ = 20586816.
The previous prime is 65049529. The next prime is 65049541. The reversal of 65049530 is 3594056.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34832 + ... + 36651.
It is an arithmetic number, because the mean of its divisors is an integer number (4503492).
Almost surely, 265049530 is an apocalyptic number.
65049530 is an abundant number, since it is smaller than the sum of its proper divisors (79062214).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
65049530 is a wasteful number, since it uses less digits than its factorization.
65049530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71510.
The product of its (nonzero) digits is 16200, while the sum is 32.
The square root of 65049530 is about 8065.3288835608. The cubic root of 65049530 is about 402.1746763640.
The spelling of 65049530 in words is "sixty-five million, forty-nine thousand, five hundred thirty".
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