Base | Representation |
---|---|
bin | 1111011101001… |
… | …0110101001101 |
3 | 11111222112111221 |
4 | 3313102311031 |
5 | 113043423301 |
6 | 10233243341 |
7 | 1415006062 |
oct | 367226515 |
9 | 144875457 |
10 | 64826701 |
11 | 33658295 |
12 | 19863551 |
13 | 10579bc4 |
14 | 8876c69 |
15 | 5a57da1 |
hex | 3dd2d4d |
64826701 has 8 divisors (see below), whose sum is σ = 67493624. Its totient is φ = 62208000.
The previous prime is 64826693. The next prime is 64826711. The reversal of 64826701 is 10762846.
It can be written as a sum of positive squares in 4 ways, for example, as 16801801 + 48024900 = 4099^2 + 6930^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a 6-Lehmer number, since φ(64826701) divides (64826701-1)6.
It is a cyclic number.
It is not a de Polignac number, because 64826701 - 23 = 64826693 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64826711) 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, 9300 + ... + 14701.
It is an arithmetic number, because the mean of its divisors is an integer number (8436703).
Almost surely, 264826701 is an apocalyptic number.
It is an amenable number.
64826701 is a deficient number, since it is larger than the sum of its proper divisors (2666923).
64826701 is a wasteful number, since it uses less digits than its factorization.
64826701 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24111.
The product of its (nonzero) digits is 16128, while the sum is 34.
The square root of 64826701 is about 8051.5030273856. The cubic root of 64826701 is about 401.7149307736.
The spelling of 64826701 in words is "sixty-four million, eight hundred twenty-six thousand, seven hundred one".
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