Base | Representation |
---|---|
bin | 1000100000100… |
… | …10010111000000 |
3 | 11222022101201021 |
4 | 10100102113000 |
5 | 121233101433 |
6 | 11025515224 |
7 | 1524464125 |
oct | 420222700 |
9 | 158271637 |
10 | 71378368 |
11 | 37322696 |
12 | 1baa2b14 |
13 | 11a32029 |
14 | 96a074c |
15 | 63ee22d |
hex | 44125c0 |
71378368 has 28 divisors (see below), whose sum is σ = 146214592. Its totient is φ = 34536960.
The previous prime is 71378353. The next prime is 71378369. The reversal of 71378368 is 86387317.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71378369) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16005 + ... + 19972.
Almost surely, 271378368 is an apocalyptic number.
It is an amenable number.
71378368 is an abundant number, since it is smaller than the sum of its proper divisors (74836224).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71378368 is a wasteful number, since it uses less digits than its factorization.
71378368 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36020 (or 36010 counting only the distinct ones).
The product of its digits is 169344, while the sum is 43.
The square root of 71378368 is about 8448.5719503357. The cubic root of 71378368 is about 414.8160369138.
The spelling of 71378368 in words is "seventy-one million, three hundred seventy-eight thousand, three hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •