Base | Representation |
---|---|
bin | 1001100110000… |
… | …00101001011000 |
3 | 12121102211222110 |
4 | 10303000221120 |
5 | 131100341411 |
6 | 11552552320 |
7 | 1665035031 |
oct | 463005130 |
9 | 177384873 |
10 | 80480856 |
11 | 4147a505 |
12 | 22b526a0 |
13 | 1389b211 |
14 | a98da88 |
15 | 70eb2a6 |
hex | 4cc0a58 |
80480856 has 32 divisors (see below), whose sum is σ = 213038640. Its totient is φ = 25248768.
The previous prime is 80480837. The next prime is 80480857. The reversal of 80480856 is 65808408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80480857) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98221 + ... + 99036.
Almost surely, 280480856 is an apocalyptic number.
It is an amenable number.
80480856 is an abundant number, since it is smaller than the sum of its proper divisors (132557784).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80480856 is a wasteful number, since it uses less digits than its factorization.
80480856 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 197283 (or 197279 counting only the distinct ones).
The product of its (nonzero) digits is 61440, while the sum is 39.
The square root of 80480856 is about 8971.1123056174. The cubic root of 80480856 is about 431.7485247648.
The spelling of 80480856 in words is "eighty million, four hundred eighty thousand, eight hundred fifty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •