Base | Representation |
---|---|
bin | 1111100111010… |
… | …0010010000101 |
3 | 11120020010122200 |
4 | 3321310102011 |
5 | 113231104010 |
6 | 10255345113 |
7 | 1423432062 |
oct | 371642205 |
9 | 146203580 |
10 | 65488005 |
11 | 33a6a120 |
12 | 19b22199 |
13 | 1074bbcb |
14 | 89a9c69 |
15 | 5b38cc0 |
hex | 3e74485 |
65488005 has 24 divisors (see below), whose sum is σ = 123832800. Its totient is φ = 31751520.
The previous prime is 65488001. The next prime is 65488013. The reversal of 65488005 is 50088456.
It is a happy number.
65488005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 65488005 - 22 = 65488001 is a prime.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (65488001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65655 + ... + 66644.
It is an arithmetic number, because the mean of its divisors is an integer number (5159700).
Almost surely, 265488005 is an apocalyptic number.
It is an amenable number.
65488005 is a deficient number, since it is larger than the sum of its proper divisors (58344795).
65488005 is a wasteful number, since it uses less digits than its factorization.
65488005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 132321 (or 132318 counting only the distinct ones).
The product of its (nonzero) digits is 38400, while the sum is 36.
The square root of 65488005 is about 8092.4659406141. The cubic root of 65488005 is about 403.0762908517.
The spelling of 65488005 in words is "sixty-five million, four hundred eighty-eight thousand, five".
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