Base | Representation |
---|---|
bin | 111010111010001111… |
… | …000111000011101001 |
3 | 20001021021200110021102 |
4 | 322322033013003221 |
5 | 2014021020043020 |
6 | 45020350051145 |
7 | 4366331453540 |
oct | 727217070351 |
9 | 201237613242 |
10 | 63254065385 |
11 | 2490a2a85a5 |
12 | 103137a9ab5 |
13 | 5c70978674 |
14 | 30c0b13157 |
15 | 19a3280475 |
hex | eba3c70e9 |
63254065385 has 16 divisors (see below), whose sum is σ = 86791326336. Its totient is φ = 43352769408.
The previous prime is 63254065379. The next prime is 63254065387. The reversal of 63254065385 is 58356045236.
It is a cyclic number.
It is not a de Polignac number, because 63254065385 - 220 = 63253016809 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (63254065387) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 374852 + ... + 516741.
It is an arithmetic number, because the mean of its divisors is an integer number (5424457896).
Almost surely, 263254065385 is an apocalyptic number.
It is an amenable number.
63254065385 is a deficient number, since it is larger than the sum of its proper divisors (23537260951).
63254065385 is a wasteful number, since it uses less digits than its factorization.
63254065385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 893632.
The product of its (nonzero) digits is 2592000, while the sum is 47.
The spelling of 63254065385 in words is "sixty-three billion, two hundred fifty-four million, sixty-five thousand, three hundred eighty-five".
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