Base | Representation |
---|---|
bin | 1001100011000… |
… | …00000100001101 |
3 | 12120200202022210 |
4 | 10301200010031 |
5 | 131000212021 |
6 | 11540301033 |
7 | 1661466504 |
oct | 461400415 |
9 | 176622283 |
10 | 80085261 |
11 | 4122a273 |
12 | 229a1779 |
13 | 13790139 |
14 | a8c983b |
15 | 706de76 |
hex | 4c6010d |
80085261 has 8 divisors (see below), whose sum is σ = 107287264. Its totient is φ = 53136720.
The previous prime is 80085251. The next prime is 80085263. The reversal of 80085261 is 16258008.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 80085261 - 26 = 80085197 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80085263) 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, 62626 + ... + 63891.
It is an arithmetic number, because the mean of its divisors is an integer number (13410908).
Almost surely, 280085261 is an apocalyptic number.
It is an amenable number.
80085261 is a deficient number, since it is larger than the sum of its proper divisors (27202003).
80085261 is a wasteful number, since it uses less digits than its factorization.
80085261 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 126731.
The product of its (nonzero) digits is 3840, while the sum is 30.
The square root of 80085261 is about 8949.0368755526. The cubic root of 80085261 is about 431.0399580383.
The spelling of 80085261 in words is "eighty million, eighty-five thousand, two hundred sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •