Base | Representation |
---|---|
bin | 1000100000101… |
… | …11111110010000 |
3 | 11222100120020211 |
4 | 10100113332100 |
5 | 121234320420 |
6 | 11030213504 |
7 | 1524621142 |
oct | 420277620 |
9 | 158316224 |
10 | 71401360 |
11 | 37338998 |
12 | 1bab4294 |
13 | 11a3c634 |
14 | 96a8c92 |
15 | 6405e5a |
hex | 4417f90 |
71401360 has 40 divisors (see below), whose sum is σ = 175776696. Its totient is φ = 26880000.
The previous prime is 71401313. The next prime is 71401403. The reversal of 71401360 is 6310417.
It can be written as a sum of positive squares in 4 ways, for example, as 8928144 + 62473216 = 2988^2 + 7904^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24891 + ... + 27610.
Almost surely, 271401360 is an apocalyptic number.
It is an amenable number.
71401360 is an abundant number, since it is smaller than the sum of its proper divisors (104375336).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71401360 is a wasteful number, since it uses less digits than its factorization.
71401360 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52531 (or 52525 counting only the distinct ones).
The product of its (nonzero) digits is 504, while the sum is 22.
The square root of 71401360 is about 8449.9325441094. The cubic root of 71401360 is about 414.8605715383.
Adding to 71401360 its reverse (6310417), we get a palindrome (77711777).
The spelling of 71401360 in words is "seventy-one million, four hundred one thousand, three hundred sixty".
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