Base | Representation |
---|---|
bin | 1111110110001… |
… | …1100001001010 |
3 | 11122001220211121 |
4 | 3331203201022 |
5 | 114003433124 |
6 | 10332345454 |
7 | 1434653002 |
oct | 375434112 |
9 | 148056747 |
10 | 66467914 |
11 | 34579367 |
12 | 1a31528a |
13 | 10a02c36 |
14 | 8b83002 |
15 | 5c7e2e4 |
hex | 3f6384a |
66467914 has 8 divisors (see below), whose sum is σ = 100964160. Its totient is φ = 32813196.
The previous prime is 66467911. The next prime is 66467923. The reversal of 66467914 is 41976466.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×664679142 = 8835967183022792, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (66467911) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210184 + ... + 210499.
It is an arithmetic number, because the mean of its divisors is an integer number (12620520).
Almost surely, 266467914 is an apocalyptic number.
66467914 is a deficient number, since it is larger than the sum of its proper divisors (34496246).
66467914 is a wasteful number, since it uses less digits than its factorization.
66467914 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 420764.
The product of its digits is 217728, while the sum is 43.
The square root of 66467914 is about 8152.7856589021. The cubic root of 66467914 is about 405.0767806468.
The spelling of 66467914 in words is "sixty-six million, four hundred sixty-seven thousand, nine hundred fourteen".
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