Base | Representation |
---|---|
bin | 111011110101101101… |
… | …111011011100111001 |
3 | 20010211211110210021211 |
4 | 323311231323130321 |
5 | 2023042003000212 |
6 | 45303355203121 |
7 | 4433136663220 |
oct | 736555733471 |
9 | 203754423254 |
10 | 64252000057 |
11 | 252816406a3 |
12 | 10551a464a1 |
13 | 609c64175b |
14 | 3177483cb7 |
15 | 1a10ba49a7 |
hex | ef5b7b739 |
64252000057 has 8 divisors (see below), whose sum is σ = 74993216256. Its totient is φ = 53901373632.
The previous prime is 64252000049. The next prime is 64252000067. The reversal of 64252000057 is 75000025246.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 64252000057 - 23 = 64252000049 is a prime.
It is a super-2 number, since 2×642520000572 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 64251999992 and 64252000028.
It is not an unprimeable number, because it can be changed into a prime (64252000067) 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, 97647088 + ... + 97647745.
It is an arithmetic number, because the mean of its divisors is an integer number (9374152032).
Almost surely, 264252000057 is an apocalyptic number.
It is an amenable number.
64252000057 is a deficient number, since it is larger than the sum of its proper divisors (10741216199).
64252000057 is a wasteful number, since it uses less digits than its factorization.
64252000057 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 195294887.
The product of its (nonzero) digits is 16800, while the sum is 31.
The spelling of 64252000057 in words is "sixty-four billion, two hundred fifty-two million, fifty-seven", and thus it is an aban number.
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