Base | Representation |
---|---|
bin | 1111100000100… |
… | …1100100101000 |
3 | 11112101221002100 |
4 | 3320021210220 |
5 | 113123112140 |
6 | 10242133400 |
7 | 1416631554 |
oct | 370114450 |
9 | 145357070 |
10 | 65050920 |
11 | 337a07a0 |
12 | 19951260 |
13 | 10627c8c |
14 | 88d4864 |
15 | 5a9e530 |
hex | 3e09928 |
65050920 has 96 divisors (see below), whose sum is σ = 230649120. Its totient is φ = 15768960.
The previous prime is 65050913. The next prime is 65050933. The reversal of 65050920 is 2905056.
65050920 is a `hidden beast` number, since 650 + 5 + 0 + 9 + 2 + 0 = 666.
It is a congruent number.
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 23 ways as a sum of consecutive naturals, for example, 4254 + ... + 12173.
It is an arithmetic number, because the mean of its divisors is an integer number (2402595).
Almost surely, 265050920 is an apocalyptic number.
65050920 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
65050920 is an abundant number, since it is smaller than the sum of its proper divisors (165598200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
65050920 is a wasteful number, since it uses less digits than its factorization.
65050920 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16455 (or 16448 counting only the distinct ones).
The product of its (nonzero) digits is 2700, while the sum is 27.
The square root of 65050920 is about 8065.4150544160. The cubic root of 65050920 is about 402.1775409444.
Adding to 65050920 its reverse (2905056), we get a palindrome (67955976).
The spelling of 65050920 in words is "sixty-five million, fifty thousand, nine hundred twenty".
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