Base | Representation |
---|---|
bin | 100001010001001101… |
… | …0101011100101101000 |
3 | 20211102002012112202110 |
4 | 1002202122223211220 |
5 | 2132304230130013 |
6 | 52453205002320 |
7 | 5106313132041 |
oct | 1024232534550 |
9 | 224362175673 |
10 | 71444380008 |
11 | 28332543161 |
12 | 11a1a6b33a0 |
13 | 6977764491 |
14 | 365a79b8c8 |
15 | 1cd23202c3 |
hex | 10a26ab968 |
71444380008 has 16 divisors (see below), whose sum is σ = 178610950080. Its totient is φ = 23814793328.
The previous prime is 71444379997. The next prime is 71444380031. The reversal of 71444380008 is 80008344417.
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, 1488424560 + ... + 1488424607.
It is an arithmetic number, because the mean of its divisors is an integer number (11163184380).
Almost surely, 271444380008 is an apocalyptic number.
It is an amenable number.
71444380008 is an abundant number, since it is smaller than the sum of its proper divisors (107166570072).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71444380008 is a wasteful number, since it uses less digits than its factorization.
71444380008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2976849176 (or 2976849172 counting only the distinct ones).
The product of its (nonzero) digits is 86016, while the sum is 39.
The spelling of 71444380008 in words is "seventy-one billion, four hundred forty-four million, three hundred eighty thousand, eight".
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