Base | Representation |
---|---|
bin | 110000011111001100010… |
… | …1000101101110000000001 |
3 | 212121002002110100010111001 |
4 | 1200332120220231300001 |
5 | 1333140441100223311 |
6 | 22101231420052001 |
7 | 1255314332420251 |
oct | 140763050556001 |
9 | 25532073303431 |
10 | 6664055086081 |
11 | 213a234401218 |
12 | 8b7656694001 |
13 | 3945578b52b3 |
14 | 1907832d9961 |
15 | b85325604c1 |
hex | 60f98a2dc01 |
6664055086081 has 8 divisors (see below), whose sum is σ = 6701648151744. Its totient is φ = 6626470538160.
The previous prime is 6664055086079. The next prime is 6664055086093. The reversal of 6664055086081 is 1806805504666.
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 6664055086081 - 21 = 6664055086079 is a prime.
It is a super-2 number, since 2×66640550860812 (a number of 26 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (6664055086061) 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, 557011 + ... + 3693016.
It is an arithmetic number, because the mean of its divisors is an integer number (837706018968).
Almost surely, 26664055086081 is an apocalyptic number.
It is an amenable number.
6664055086081 is a deficient number, since it is larger than the sum of its proper divisors (37593065663).
6664055086081 is a wasteful number, since it uses less digits than its factorization.
6664055086081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4258871.
The product of its (nonzero) digits is 8294400, while the sum is 55.
The spelling of 6664055086081 in words is "six trillion, six hundred sixty-four billion, fifty-five million, eighty-six thousand, eighty-one".
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