Base | Representation |
---|---|
bin | 111011110000111010… |
… | …011000110100101110 |
3 | 20010122012202212101022 |
4 | 323300322120310232 |
5 | 2022410333130024 |
6 | 45251355214142 |
7 | 4431140505320 |
oct | 736072306456 |
9 | 203565685338 |
10 | 64171380014 |
11 | 25240086665 |
12 | 1052aa47352 |
13 | 6088a250a1 |
14 | 316a899610 |
15 | 1a08a7c35e |
hex | ef0e98d2e |
64171380014 has 16 divisors (see below), whose sum is σ = 112981272288. Its totient is φ = 26758721952.
The previous prime is 64171380011. The next prime is 64171380029. The reversal of 64171380014 is 41008317146.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64171380011) 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, 61940969 + ... + 61942004.
It is an arithmetic number, because the mean of its divisors is an integer number (7061329518).
Almost surely, 264171380014 is an apocalyptic number.
64171380014 is a deficient number, since it is larger than the sum of its proper divisors (48809892274).
64171380014 is a wasteful number, since it uses less digits than its factorization.
64171380014 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 123883019.
The product of its (nonzero) digits is 16128, while the sum is 35.
The spelling of 64171380014 in words is "sixty-four billion, one hundred seventy-one million, three hundred eighty thousand, fourteen".
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