Base | Representation |
---|---|
bin | 1111100011101… |
… | …0111100011001 |
3 | 11112210012111011 |
4 | 3320322330121 |
5 | 113201100040 |
6 | 10250333521 |
7 | 1421433256 |
oct | 370727431 |
9 | 145705434 |
10 | 65253145 |
11 | 33919721 |
12 | 19a2a2a1 |
13 | 10699039 |
14 | 894842d |
15 | 5ade3ea |
hex | 3e3af19 |
65253145 has 16 divisors (see below), whose sum is σ = 80543232. Its totient is φ = 50722560.
The previous prime is 65253113. The next prime is 65253169. The reversal of 65253145 is 54135256.
It is not a de Polignac number, because 65253145 - 25 = 65253113 is a prime.
It is a Duffinian 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, 47265 + ... + 48625.
It is an arithmetic number, because the mean of its divisors is an integer number (5033952).
Almost surely, 265253145 is an apocalyptic number.
It is an amenable number.
65253145 is a deficient number, since it is larger than the sum of its proper divisors (15290087).
65253145 is a wasteful number, since it uses less digits than its factorization.
65253145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1632.
The product of its digits is 18000, while the sum is 31.
The square root of 65253145 is about 8077.9418789689. The cubic root of 65253145 is about 402.5938620907.
The spelling of 65253145 in words is "sixty-five million, two hundred fifty-three thousand, one hundred forty-five".
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