Base | Representation |
---|---|
bin | 1111100101101… |
… | …0111000010001 |
3 | 11120000211220220 |
4 | 3321122320101 |
5 | 113214241303 |
6 | 10253223253 |
7 | 1422516525 |
oct | 371327021 |
9 | 146024826 |
10 | 65383953 |
11 | 339a8a28 |
12 | 19a91b29 |
13 | 1071373b |
14 | 897dd85 |
15 | 5b18053 |
hex | 3e5ae11 |
65383953 has 8 divisors (see below), whose sum is σ = 87225600. Its totient is φ = 43565808.
The previous prime is 65383931. The next prime is 65383973. The reversal of 65383953 is 35938356.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 65383953 - 28 = 65383697 is a prime.
It is a super-2 number, since 2×653839532 = 8550122619812418, which contains 22 as substring.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (65383973) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2208 + ... + 11646.
It is an arithmetic number, because the mean of its divisors is an integer number (10903200).
Almost surely, 265383953 is an apocalyptic number.
It is an amenable number.
65383953 is a deficient number, since it is larger than the sum of its proper divisors (21841647).
65383953 is a wasteful number, since it uses less digits than its factorization.
With its predecessor (65383952) it forms an eRAP, since the sums of their prime factors are consecutive (11750 and 11751).
65383953 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11751.
The product of its digits is 291600, while the sum is 42.
The square root of 65383953 is about 8086.0344421725. The cubic root of 65383953 is about 402.8626989289.
The spelling of 65383953 in words is "sixty-five million, three hundred eighty-three thousand, nine hundred fifty-three".
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