Base | Representation |
---|---|
bin | 1001101001010… |
… | …01011110000110 |
3 | 12122020122221121 |
4 | 10310221132012 |
5 | 131203111324 |
6 | 12010104154 |
7 | 2001503560 |
oct | 464513606 |
9 | 178218847 |
10 | 80910214 |
11 | 41743050 |
12 | 2311b05a |
13 | 139bb788 |
14 | aa62330 |
15 | 71835e4 |
hex | 4d29786 |
80910214 has 16 divisors (see below), whose sum is σ = 151312896. Its totient is φ = 31523400.
The previous prime is 80910211. The next prime is 80910223. The reversal of 80910214 is 41201908.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80910211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262542 + ... + 262849.
It is an arithmetic number, because the mean of its divisors is an integer number (9457056).
Almost surely, 280910214 is an apocalyptic number.
80910214 is a deficient number, since it is larger than the sum of its proper divisors (70402682).
80910214 is a wasteful number, since it uses less digits than its factorization.
80910214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 525411.
The product of its (nonzero) digits is 576, while the sum is 25.
The square root of 80910214 is about 8995.0105058304. The cubic root of 80910214 is about 432.5149430724.
The spelling of 80910214 in words is "eighty million, nine hundred ten thousand, two hundred fourteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •