Base | Representation |
---|---|
bin | 1001101001110… |
… | …00110110010111 |
3 | 12122100212100200 |
4 | 10310320312113 |
5 | 131212120312 |
6 | 12011311543 |
7 | 2002155330 |
oct | 464706627 |
9 | 178325320 |
10 | 80973207 |
11 | 41786407 |
12 | 2314b5b3 |
13 | 13a11353 |
14 | aa7b287 |
15 | 71970dc |
hex | 4d38d97 |
80973207 has 12 divisors (see below), whose sum is σ = 133670160. Its totient is φ = 46270368.
The previous prime is 80973203. The next prime is 80973239. The reversal of 80973207 is 70237908.
It is not a de Polignac number, because 80973207 - 22 = 80973203 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80973203) 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, 642582 + ... + 642707.
It is an arithmetic number, because the mean of its divisors is an integer number (11139180).
Almost surely, 280973207 is an apocalyptic number.
80973207 is a deficient number, since it is larger than the sum of its proper divisors (52696953).
80973207 is a wasteful number, since it uses less digits than its factorization.
80973207 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1285302 (or 1285299 counting only the distinct ones).
The product of its (nonzero) digits is 21168, while the sum is 36.
The square root of 80973207 is about 8998.5113768890. The cubic root of 80973207 is about 432.6271594204.
The spelling of 80973207 in words is "eighty million, nine hundred seventy-three thousand, two hundred seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •