Base | Representation |
---|---|
bin | 1000100000101… |
… | …00010101100100 |
3 | 11222022210211021 |
4 | 10100110111210 |
5 | 121233331333 |
6 | 11030020524 |
7 | 1524526546 |
oct | 420242544 |
9 | 158283737 |
10 | 71386468 |
11 | 3732878a |
12 | 1baa7744 |
13 | 11a3591a |
14 | 96a3696 |
15 | 640182d |
hex | 4414564 |
71386468 has 36 divisors (see below), whose sum is σ = 136375540. Its totient is φ = 32666112.
The previous prime is 71386463. The next prime is 71386489. The reversal of 71386468 is 86468317.
It can be written as a sum of positive squares in 6 ways, for example, as 18852964 + 52533504 = 4342^2 + 7248^2 .
It is not an unprimeable number, because it can be changed into a prime (71386463) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41938 + ... + 43606.
Almost surely, 271386468 is an apocalyptic number.
It is an amenable number.
71386468 is a deficient number, since it is larger than the sum of its proper divisors (64989072).
71386468 is a wasteful number, since it uses less digits than its factorization.
71386468 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1744 (or 1725 counting only the distinct ones).
The product of its digits is 193536, while the sum is 43.
The square root of 71386468 is about 8449.0513076913. The cubic root of 71386468 is about 414.8317273949.
The spelling of 71386468 in words is "seventy-one million, three hundred eighty-six thousand, four hundred sixty-eight".
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