Base | Representation |
---|---|
bin | 1111010111010… |
… | …1001011100100 |
3 | 11111021001022210 |
4 | 3311311023210 |
5 | 112444134413 |
6 | 10221123420 |
7 | 1411520532 |
oct | 365651344 |
9 | 144231283 |
10 | 64443108 |
11 | 33416074 |
12 | 196b9570 |
13 | 10474422 |
14 | 87b7152 |
15 | 59ce3c3 |
hex | 3d752e4 |
64443108 has 12 divisors (see below), whose sum is σ = 150367280. Its totient is φ = 21481032.
The previous prime is 64443097. The next prime is 64443131. The reversal of 64443108 is 80134446.
It is a tau number, because it is divible by the number of its divisors (12).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2685118 + ... + 2685141.
Almost surely, 264443108 is an apocalyptic number.
It is an amenable number.
64443108 is an abundant number, since it is smaller than the sum of its proper divisors (85924172).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64443108 is a wasteful number, since it uses less digits than its factorization.
64443108 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5370266 (or 5370264 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 30.
The square root of 64443108 is about 8027.6464795107. The cubic root of 64443108 is about 400.9210193474.
The spelling of 64443108 in words is "sixty-four million, four hundred forty-three thousand, one hundred eight".
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